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"Slide Potentiometer Sensor Module Volume Control for Arduino"
"The Slide Potentiometer module with 3P-2.54MM interface incorporates a linear variable resistor with a maximum resistance of 10K ohm. When you move the slider from one side to the other, its output voltage will range from 0 V to the VCC you apply.Especially suitable for volume control, lighting regulator and other DIY projects.Features:- Easy to use- Standard electronic building blocks interface- Working voltage: 3~12V DC- Working Current: 0.24mA- Slide stroke: 30mm- Knob Cap Color: Red- Great for Arduino DIY projectsGeneralBrandOPEN-SMARTModelN/AQuantity1 pieceForm ColorBlue MaterialPCB+Alloy+PlasticSpecificationApplicationsuitable for volume control, lighting regulator and other DIY projects.Working VoltageDC 3~12VEnglish Manual / SpecYesDownload Linkhttps://drive.google.com/folderview?id=0B6uNNXJ2z4CxRm5id283MWpIcFU&usp=sharingPacking List:1 * ModulePackage Weight:0.017kg (0.037lb)Package Size:6cm x 3.4cm x 3.7cm (2.36in x 1.18in x 1.18in)"
Price: 2.49

"OPEN-SMART New I2C / IIC LCD 2004 Blue Display Module for Arduino"
"The module is a high-quality 2 line 20 character LCD module with I2C interface and it is a basic character LCD screen for lots of applications. It is compatible with Arduino UNO R3 / Arduino Mega2560 and it can be used to display real time clock, temperature and humidity. Its backlight can help you to read the screen clearly in the dark environment.Features:- Arduino library: LiquidCrystal_I2C- I2C Address: 0x20 or 0x38- Resolution: 100*32- Backlight color: Blue- Char color: White- Contrast Adjust: Potentiometer- Display Size: 3.2 inch- Working voltage: 4.5~5.5V DC- Working current: 80mA- Applications: MP3 players, thermometers, gauges, DIY projects, etc.GeneralBrandOPEN-SMARTModelN/AQuantity1 pieceForm  Color--MaterialPCB+Alloy+PlasticSpecificationScreen TypeLCDScreen Size3.2 inchResolution100*32Working VoltageDC 4.5-5.5VEnglish Manual / SpecYesDownload Linkhttps://drive.google.com/folderview?id=0B6uNNXJ2z4CxbFJ1M25fX1Y1SW8&usp=sharingPacking List:1 * ModulePackage Weight:0.09kg (0.198lb)Package Size:10.7cm x 7.8cm x 3.5cm (3.94in x 2.76in x 1.18in)"
Price: 5.99

"CBB61 Fan Capacitor 1.8uF 450V 2 Wire with 50 / 60Hz Frequency"
"Main Features:● It is applicable for running of AC single-way motor with 50 / 60Hz frequency.● Suitable for running for monophase motors with power supply AC 50 / 60Hz, for example,  various fan, exhaust fan etc..How to use:The original removed on the fan or motor, replace it.GeneralModelCBB61Quantity1 pieceForm ColorBlackMaterialCapacitance + PlasticSpecificationEnglish Manual / SpecNoOther FeaturesOther FeaturesWiring:10cmCertificationNOPacking List1 * Fan CapacitorPackage Weight:0.023kg (0.051lb)Package Size:4.7cm x 3.4cm x 2.3cm (1.57in x 1.18in x 0.79in)"
Price: 2.64

"2.8quot TFT LCD Touch Screen LCD Shield Kit w/ TF card UNO R3 for Arduino"
"No additional modules, this kit can achieve rich projects such as character display, image reading and display, touch sketchpad, temperature measurement and display.The kit includes a UNO R3 board which is 100% compatible with Arduino UNO R3 program, expansion shields, IDE.The kit includes a 2.8 inch TFT touch screen expansion board using standard Arduino Shield interface and it has good compatibility. It integrates a 2.8-inch touch screen, I2C temperature sensor, TF card holder, level conversion circuit, and the secondary development is less difficult.With GPRS module, you can design your Arduino phone.With NFC reader module, you can create access control systems with the photos show.- Can use it directly to display characters, graphics and BMP format images. And touch controlling is available;- Compatibility: As the SD card is connected to SPI pins of ICSP  interface, compatible with Arduino UNO R3 / Arduino Mega2560 / Arduino Leonardo- Arduino library: TFTLibrary and Adafruit_GFX;- Touch screen type: resistive touchscreen.- Touch Pen: length is 9cm;- Resolution: 240X320;- Display size: 2.8 inch;- Operating voltage: 5V;- Logic level: 5V / 3.3V;- On-board 3.3V / 300mA regulator circuit;- Operating current: the maximum is 150mA- Use the A0 ~ A3 pins, D4 ~ D13 pins. And  I2C interface, D0 / D1 / D2 / D3 is available, please refer to the product schematics for the details.- Onboard Micro SD slot, support Micro SD / TF Card;- Onboard LM75 temperature sensor: default I2C address is 0X48, scale is -55 ~ 125'C- Great for DIYGeneralBrandOPEN-SMARTModelN/AQuantity1 setForm ColorBlue + Red + Multi-ColoredMaterialPCB + Alloy + PlasticSpecificationEnglish Manual / SpecYesDownload Linkhttps://drive.google.com/drive/folders/0B6uNNXJ2z4CxYlY4SkkzU05Udnc?usp=sharingPacking List1 * Shield1 * UNO R3 board1 * USB cable (50cm)1 * Micro SD card (256MB)1 * Touch penPacking List:1 * Shield1 * UNO R3 board1 * USB cable (50cm)1 * Micro SD card (256MB)1 * Touch penPackage Weight:0.161kg (0.355lb)Package Size:12.5cm x 11.3cm x 3cm (4.72in x 4.33in x 1.18in)"
Price: 14.71

"OPEN-SMART RC522 RFID Card Reader Module Kit w/ 8P Cable for Arduino"
"OPEN-SMART RC522 RFID Card Reader Module Kit w/ 8P Cable for Arduino"
Price: 4.17

"Mini Bluetooth XBee FT232RL USB to Serial Adapter Module"
"Bee Adapter is a compact USB to serial adapter equipped with BEE (20pin 2.0mm) sockets. With integrated FT232RL IC, It can be used for programming or communicating with board which basic For Arduino but without USB interface,like Sniffer Nano. On the other hand, you may connect your PC to various wireless applications via the BEE compatible modules. The Adapter also could support XBee interface. Specification3.3V and 5V dual power output3.3V and 5V IO compatibleUSB 2.0 protocolBitBang mode readyEasily connected to a PC via mini USB cableXBee-setting support software X-CTUUsage 1: PC via a USB cable directly connected with XBee adaptersUsage 2: Bluetooth Bee configure or use as a data-transmissionUses 3: For ARDUINO BOARD PRO MINI DownloadeGeneralModelNOQuantity1 SetForm ColorBlueMaterialPCB + electronic componentsSpecificationChipsetNAHardware PlatformNOEnglish Manual / SpecNoPacking List:1 x Xbee USB Board1 x USB Cable (30cm)Package Weight:0.031kg (0.068lb)Package Size:8cm x 6cm x 1cm (3.15in x 2.36in x 0.39in)"
Price: 3.20

"3.2quot TFT LCD Touch Screen LCD Shield Kit w/ TF card for Arduino"
"No additional modules, this kit can achieve rich projects such as character display, image reading and display, touch sketchpad, temperature measurement and display.The kit includes a UNO R3 board which is 100% compatible with Arduino UNO R3 program, expansion shields, IDE.The kit includes a 3.2 inch TFT touch screen expansion board using standard Arduino Shield interface and it has good compatibility. It integrates a 3.2-inch touch screen, I2C temperature sensor, TF card holder, level conversion circuit, and the secondary development is easy.With GPRS module, you can design your Arduino phone.With NFC reader module, you can create access control systems with the photos show.With voltage and current sensor, you can make oscilloscope.- Can use it directly to display characters, graphics and BMP format images. And touch controlling is available;- Compatibility: As the SD card is connected to SPI pins of ICSP  interface, compatible with Arduino UNO R3 / Arduino Mega2560 / Arduino Leonardo- Arduino library: TFTLibrary and Adafruit_GFX;- Touch screen type: resistive touchscreen.- Touch Pen: length is 9cm;- Resolution: 240X400;- Display size: 3.2 inch;- Operating voltage: 5V;- Logic level: 5V / 3.3V;- On-board 3.3V / 300mA regulator circuit;- Operating current: the maximum is 150mA- Use the A0 ~ A3 pins, D4 ~ D13 pins. And  I2C interface, D0 / D1 / D2 / D3 is available, please refer to the product schematics for the details.- Onboard Micro SD slot, support Micro SD / TF Card;- Onboard LM75 temperature sensor: default I2C address is 0X48, scale is -55 ~ 125'C- Very suitable for digital photo frame, oscilloscope, function generator, detection system monitor.GeneralBrandOPEN-SMARTModel-Quantity1 setForm ColorRed + BlueMaterialPCB + Alloy + PlasticSpecificationEnglish Manual / SpecYesDownload Linkhttps://drive.google.com/drive/folders/0B6uNNXJ2z4CxNFNyUVVLTjRGQkk?usp=sharingPacking List:1 * Shield1 * Mega2560 R3 board1 * USB cable (50cm)1 * Micro SD card (256MB)1 * Touch penPackage Weight:0.136kg (0.300lb)Package Size:12.7cm x 11.5cm x 3cm (4.72in x 4.33in x 1.18in)"
Price: 20.50

"3.2 inch TFT LCD Display Module Touch Screen Shield onboard Temperature Sensor + Pen for Arduino UNO R3/ Mega 2560 R3 / Leonardo"
"This is a 3.2 inch TFT touch screen expansion board using standard Arduino Shield interface and it has good compatibility. It integrates a 3.2-inch touch screen, I2C temperature sensor, TF card holder, level conversion circuit, and the secondary development is easy.With GPRS module, you can design your Arduino phone.With NFC reader module, you can create access control systems with the photos show.With voltage and current sensor, you can make oscilloscope.- Can use it directly to display characters, graphics and BMP format images. And touch controlling is available;- Compatibility: As the SD card is connected to SPI pins of ICSP  interface, compatible with Arduino UNO R3 / Arduino Mega2560 / Arduino Leonardo- Touch screen type: resistive touchscreen.- Touch Pen: length is 9cm;- Resolution: 240X400;- Display size: 3.2 inch;- Operating voltage: 5V;- Logic level: 5V / 3.3V;- On-board 3.3V / 300mA regulator circuit;- Operating current: the maximum is 150mA- Use the A0 ~ A3 pins, D4 ~ D13 pins. And  I2C interface, D0 / D1 / D2 / D3 is available, please refer to the product schematics for the details.- Onboard Micro SD slot, support Micro SD / TF Card;- Onboard LM75 temperature sensor: default I2C address is 0X48, scale is -55 ~ 125'C- Very suitable for digital photo frame, oscilloscope, function generator, detection system monitorGeneralBrandOPEN-SMARTModelN/AQuantity1 pieceForm  ColorRed + BlackMaterialPCB + Alloy + PlasticSpecificationEnglish Manual / SpecYesDownload Linkhttps://drive.google.com/open?id=0B6uNNXJ2z4CxYktCQlViUkI1SmsPacking List:1 * Shield1 * Touch penPackage Weight:0.065kg (0.143lb)Package Size:10cm x 7.5cm x 3.5cm (3.94in x 2.76in x 1.18in)"
Price: 8.13

"Zero Delay Arcade Game Machine DIY Parts for Raspberry Pi 3B/ 2B/ B+"
"        Wanna build your own Arcade Game Machine? Check out this DIY Kit for Arcade MAME JAMMA Game Project. The encoder board works perfect on Windows system without any drivers. It is 100% Zero Delay.Each Encoder has its own USB Cable so that it does not affect another player.If you need to build a multiplayer Arcade Machine, just purchase a few more sets.        The Zero delay is the most cost effective encoder available. All you need is to connect your arcade controls to the board with the included wires, plug the encoder into your computer and enjoy arcade controls for gaming such as MAME, PC gaming and console emulation.Tips for New User:1. The item need work with MAME emulator.So before your build your own project.Please download one to work with the parts!2. If you use this kit to build your own Raspberry Pi Retropie Projects.Please search the steps before your DIY.GeneralModelN/AQuantity1 setForm  ColorRed + BlackMaterialRF4, ABSSpecificationEnglish Manual / SpecNoDownload LinkNoPacking List:1 * Zero Delay Encoder Board1 * USB cable (150cm)1 * 2 Pin cable for Joystic1 * Wire cable for buttons6 * 30mm push button2 * 24mm Push button (Used for the start button)Package Weight:0.46kg (1.014lb)Package Size:14cm x 10cm x 4cm (5.51in x 3.94in x 1.57in)"
Price: 24.99

"RCA Female to Female Audio Video Coupler Joint Connector (10 PCS)"
"Product Name: RCA Coupler;Shape: StraightShapeType: RCA Female to Female;Size (each): 30 x 10mm / 1.2"" x 0.4"" (L*Max.D)Color: Black & Silver Tone;Material: Plastic & MetalWeight: 33gGeneralQuantity1 setMaterialPlastic & MetalSpecificationEnglish Manual / SpecNoOther FeaturesCertificationN/APacking List10 x RCA CouplersPackage Weight:0.045kg (0.099lb)Package Size:0cm x 0cm x 1.5cm (0.00in x 0.00in x 0.39in)"
Price: 2.99

"1227 Voltage 3V Vibration Micro Motors (12mm x 2.7mm) - Brown + Red"
"Item specificsType: Micro MotorConstruction: Permanent MagnetVoltage(V): 0.9~3.7V DCpeed(RPM: 4000RPMEnvironment: -20~+ 60'CSave the environment: -30~+ 70'CCommutation: BrushModel Number: 10mm Coin Vibrator motorUsage: Mobiles, pagers, PDAs, toys, massagerstype: Vibrator motorDiameter x thickness: 12mm x 2.7mmProduct Description :apply to:- Radio Control Model- Camera, Tooth Brush Electric Shaver- Mobile telephoneNote: product characters above is the batch number has nothing to do with product substance useGeneralQuantity5 piecesMaterialironSpecificationEnglish Manual / SpecNoOther FeaturesCertificationN/APacking List5 x Vibrator Micro MotorsPackage Weight:0.012kg (0.026lb)Package Size:2cm x 3cm x 3cm (0.79in x 1.18in x 1.18in)"
Price: 2.99

"ZHAOYAO 5x7cm Prototype Paper PCB Experiment Matrix Circuit"
"Description1. Hole Dia: 1mm 2. Hole pitch: standard 2.54mm 3. For point to point DIY soldering, Arduino headers fit directly on this board  Brand Name: Your CeeModel Number: Solderless BreadboardMin. Line Spacing: Standardis_customized: YesMin. Hole Diameter: StandardBase Material: Bakelite PlateMin. Line Width: 2.54mmGeneralBrandZHAOYAOQuantity1 setMaterialBakelite PlateSpecificationEnglish Manual / SpecNoOther FeaturesCertificationN/APacking List:productPackage Weight:0.118kg (0.260lb)Package Size:16cm x 16cm x 2cm (6.30in x 6.30in x 0.79in)"
Price: 4.35

"300mm RC Servo Extension Cord Cable Wires (10 PCS)"
"300mm RC Servo Extension Cord Cable Wires (10 PCS)"
Price: 3.17

"Wi-Fi Antenna Adapter RP SMA M Plug to SMA F Jack RF Coax Cable (30cm)"
"Connector A: SMA female with nut Connector B: RP SMA male female pinCable type: RG316 Cable length: 30cmUsed widely for router, booster and WLAN Wifi antenna convertion. The antenna adapter can connect your phone to the antenna to provide better reception in no signal areas.Custom service is offered for cable types or lengthes.please feel free to contact us.1. It can be used in wireless communication, broadcast and military equipment.2. It can protect the cable from any interference and the conductor.Specifications:1. Cable Length: 30cm2. Connector A: RP.SMA male, Gold plating3. Connector B: RP.SMA female bulkhead, Gold plating4. Cable type: RG3165. Impedance: 50ΩGeneralQuantity1 pieceMaterialComposite materialsSpecificationEnglish Manual / SpecNoOther FeaturesCertificationSMAPacking List:1 x RF connectorPackage Weight:0.055kg (0.121lb)Package Size:16cm x 3cm x 2cm (6.30in x 1.18in x 0.79in)"
Price: 3.49

"Double-Side Prototype PCB Circuit Boards for Arduino"
"Product Name: Universal PCB BoardHole Diameter(Approx.): 0. 1mm / 0. 039""Hole Pitch (Approx.): 2. 54mm / 0. 1Thickness(Approx.): 1. 5mm / 0. 06""Install Hole Diameter: 3mm/0. 12""Install Hole Distance: 11. 4 x 7. 5cm/4. 4"" x 3""(L*W)Material: Copper PCBCombination product:20PCS=5pcs 5X7+5pcs 4X6+5pcs 3X7+5pcs 2X8GeneralBrandZHAOYAOQuantity-MaterialCopperSpecificationEnglish Manual / SpecNoOther FeaturesCertificationNOPacking List:productPackage Weight:0.113kg (0.249lb)Package Size:9cm x 13cm x 1cm (3.54in x 5.12in x 0.39in)"
Price: 6.49

"A02 Top Rotary Knobs for 6mm Dia. Shaft Potentiometer (10 PCS)"
"A02 Top Rotary Knobs for 6mm Dia. Shaft Potentiometer (10 PCS)"
Price: 4.99

"3V-5V Serial Port RS232 to TTL Converter Modules - Blue"
"GeneralModelRS232-TTLForm  ColorBlue Quantity1 setMaterialPCBSpecificationWorking Voltage3~5VEnglish Manual / SpecNoDownload LinkNoPackage Weight:0.033kg (0.073lb)Package Size:15cm x 4cm x 2cm (5.91in x 1.57in x 0.79in)"
Price: 4.99

"DC 12V 7 Vanes 2 Leading Wires Case Cooling Fans for PC Case"
"Product Name: Cooling FanSize: 50mmx50mmx10mm(L*W*H);Power: DC 12V, 0.12ACable Length: 27cm(10.6"");Install Hole Size: 4mm(0.16"")GeneralQuantity1 setMaterialPlastic + copperSpecificationEnglish Manual / SpecNoOther FeaturesCertificationN/APacking List:Cooling FansPackage Weight:0.1kg (0.220lb)Package Size:5cm x 5cm x 3cm (1.97in x 1.97in x 1.18in)"
Price: 6.49

"SPST Momentary 12mm Red Green Pushbutton Switches (10 PCS)"
"Action Type: Momentary;Rated Voltage & Current: AC125V 6A, AC250V 3ATerminal Number: 2ContactType: SPSTMounting Hole Diameter: 12mm / 0.47""Soldering Distance: 5mm / 0.2""Button Head Diameter: 10mm / 0.4"".GeneralQuantity1 setMaterialMetal + plasticSpecificationEnglish Manual / SpecNoOther FeaturesCertificationNoPacking List10 x Push Button SwitchesPackage Weight:0.06900000000000001kg (0.152lb)Package Size:5cm x 5cm x 5cm (1.97in x 1.97in x 1.97in)"
Price: 5.26

"ZHAOYAO 10 Piece 10K Ohm Linear Taper Rotary Potentiometer, 10KB B10K Pot"
"Product name: potentiometer; resistance value: 10K Ohm; adjustment Type: top adjustmentType: single Linear (Type B); features: knurled shaft; shaft diameter: 6 mm / 0. 2 inchShaft Length: 13 mm / 0. 51""; mounting thread diameter: 7 mm / 0. 3""; base Size: 16 x 7. 3mm / 0. 63"" x 0. 29""(D*h)Total height: 29 mm / 1. 2 inch GeneralBrandZHAOYAOQuantity10 piecesMaterialMetal, PlasticSpecificationEnglish Manual / SpecNoOther FeaturesCertification-Packing List10 x PotentiometersPackage Weight:0.081kg (0.179lb)Package Size:3cm x 3cm x 3cm (1.18in x 1.18in x 1.18in)"
Price: 5.49

"ZHAOYAO Breadboard GL-12 840 Point Solderless PCB Bread Board Test Develop DIY for Arduino"
"GeneralBrandZHAOYAOQuantity1 pieceMaterialPCBSpecificationEnglish Manual / SpecNoOther FeaturesCertification-Packing List1 x BoardPackage Weight:0.051kg (0.112lb)Package Size:17.5cm x 9cm x 6.7cm (6.69in x 3.54in x 2.36in)"
Price: 3.99

"ZHAOYAO 780pcs 1P / 2P / 3P / 4P / 5P / 6P / 8P / 9P Female / Male 2.54mm DuPont Head Plastic Housing Needle Connector Kit"
"1 box1*1p 501*2p 401*3p 201*4p 201*5p 201*6p 201*7p 201*8p 201*9p 202*2p 102*3p 102*4p 102*5p 102*6p 10Metal male end 250Metal female end 250DuPont line 2.54mm, 10p*1.5m bare wireGeneralBrandZHAOYAOQuantity1 setMaterialABSSpecificationEnglish Manual / SpecNoOther FeaturesCertification-Packing List1 x Box1 x Set of Dupont kitPackage Weight:0.32kg (0.705lb)Package Size:30cm x 20cm x 4cm (11.81in x 7.87in x 1.57in)"
Price: 22.61

"ZHAOYAO 10pcs DC 9V Battery Clip T-Type Buckle Connector Faux Leather Housing Lead Wire 12cm Length"
"Fit for: 9V Battery; Buckle Size: 28 x 21 x 6mm / 1.1"" x 0.83"" x 0.24"" (L*W*H)9V battery clip connector, T-type faux leather housing, 2 wire connector.Simple operation, compact size, ideal replacements for replacing your old or damaged ones.12cm stripped and tinned leads, 1 red and 1 black for easy identification and soldering terminal connector for 9-volt battery or for DIY projects.GeneralBrandZHAOYAOQuantity10 piecesMaterialMetal, PlasticSpecificationEnglish Manual / SpecNoOther FeaturesCertification-Packing List10 x Battery Clip ConnectorsPackage Weight:0.03kg (0.066lb)Package Size:3cm x 3cm x 3cm (1.18in x 1.18in x 1.18in)"
Price: 4.15

"ZHAOYAO 10pcs Phono RCA Male Plug AV Tornillo Terminal Plug Connector"
"Connector type: rca male; color: silver tone, black, greenMaterial: metal, plastic; size: 4 x 1.5 x 1.3 cm/ 1.6"" x 0.6"" x 0.5"" (l*w*h)Net weight: 35GGeneralBrandZHAOYAOQuantity10 piecesMaterialMetal, PlasticSpecificationEnglish Manual / SpecNoOther FeaturesCertification-Packing List10 X Plug ConnectorsPackage Weight:0.036kg (0.079lb)Package Size:3cm x 3cm x 3cm (1.18in x 1.18in x 1.18in)"
Price: 4.99

"ZHAOYAO 10pcs DC 9V Battery Clip T-Type Buckle Connector Plastic Shell Lead Wire 15cm Long"
"Fit for: 9V Battery; Buckle Size: 24 x 12 x 7.5mm / 0.94"" x 0.47"" x 0.3"" (L*W*H)9V battery clip connector, T-type plastic shell, 2 wire connector.Simple operation, compact size, ideal replacements for replacing your old or damaged ones.15cm stripped and tinned leads, 1 red and 1 black for easy identification and soldering terminal connector for 9-volt battery or for DIY projects.GeneralBrandZHAOYAOQuantity10 piecesMaterialMetal, PlasticSpecificationEnglish Manual / SpecNoOther FeaturesCertification-Packing List 10 x Battery ClipsPackage Weight:0.056kg (0.123lb)Package Size:3cm x 3cm x 3cm (1.18in x 1.18in x 1.18in)"
Price: 7.78

"ZHAOYAO 2x8cm Double Sided Universal Printed Circuit Board for DIY Soldering (15 PCS)"
"SpecificationsFeature : Double-SidedDimension :  20 x 80mm / 0.79 x 3.15 inch(L*W) Hole ( row  x column ) : 6 x 28Material : glass fiber FR-4Thickness : approx. 1.6mmHole Pitch : approx. 2.54 mmHole Diameter : approx. 1 mmMounting Hole Diameter : approx. 2 mmColor : Green Basic,Silver ToneGeneralBrandZHAOYAOQuantity1 setMaterialMetal, PlasticSpecificationEnglish Manual / SpecNoOther FeaturesCertification-Packing List15 x Universal PCB BoardsPackage Weight:0.035kg (0.077lb)Package Size:3cm x 3cm x 3cm (1.18in x 1.18in x 1.18in)"
Price: 5.22

"Mini 3.3V RF Transmitter Receiver Module 315MHz Wireless Link Kit"
"The kit includes one pair of transmitter and receiver modules. And the frequency is 315MHz. It is very popular for remote control systems, such as wireless doorbell, remote control rolling gates, smart car, smart home, etc.About the transmitter module (square shape):- Compatible with Arduino- Arduino Library: VirtualWire- Working voltage: 3-12VDC- Working current: 3.5mA- Working frequency: 315MHz- Transfer rate: 4.8kbps (max)- Transmission distance: When the spring antennas are soldered to transmitter and receiver module and the power supply is 5V, the open area transmission distance can be increased to 40 meters. The supply voltage is larger, the transmission distance farther.- Antenna: You can use the wire whose length is 23cm or the spring antenna for 315MHz RF. About receiver module (rectangle shape):- Compatible with Arduino, suitable for 3.3V MCU- Arduino Library: VirtualWire- Operating voltage: 2.5 - 4.5VDC- Working frequency: 315MHz- Working Current: 0.28mA (low power consumption)- Sensitivity: -105db- Antenna: You can use the wire whose length is 23cm or the spring antenna for 315MHz RF.- Great for DIY project.GeneralModelN/AQuantity1 setMaterialPCB + alloySpecificationFrequency315MHzWorking Voltage3~12VWorking Current3.5mAEnglish Manual / SpecYesDownload Linkhttp://pan.baidu.com/s/1c0jXgeGOther FeaturesOther FeaturesA product for Arduino that works with official Arduino boards.Packing List:1 x 315MHz RF transmitter module 1 x 315MHz RF receiver module 1 x English user manualPackage Weight:0.002kg (0.004lb)Package Size:5cm x 2.5cm x 2cm (1.97in x 0.79in x 0.79in)"
Price: 2.99

"TO-92 2N2222A 2N2222 75V 600mA NPN Transistors (100pcs)"
"Type : NPN;Collector-emitter Voltage: 75VCollector current: 600mAPower: 625mWGeneralQuantity1 setForm  ColorBlackMaterialPlasticSpecificationEnglish Manual / SpecNoOther FeaturesCertificationNoPacking List:100 x TransistorsPackage Weight:0.029kg (0.064lb)Package Size:1cm x 1cm x 1cm (0.39in x 0.39in x 0.39in)"
Price: 4.99

"ZHAOYAO DIY Mini 12mm Momentary Waterproof Push Button Switches (10 PCS)"
"GeneralBrandZHAOYAOQuantity1 setMaterialMetal, PlasticSpecificationChipset-English Manual / SpecNoDownload Link -Other FeaturesOther Features-Certification-Packing List10 x DIY Mini 12mm Momentary Waterproof Push Button SwitchPackage Weight:0.05kg (0.110lb)Package Size:2cm x 2cm x 2cm (0.79in x 0.79in x 0.79in)"
Price: 7.99

"Smart Electronics lm2596 LM2596S DC-DC 3-40V Adjustable Step-down Power Supply Module Voltage Regulator 3A"
"Module property:Non-isolation buckRectification mode:Non-synchronous rectifierInput voltage:3V-40VOutput voltage:1.3V-35VOutput current:Rated current is 2A,maximum 3A(Additional heatsink is required)Conversion efficiency:92%( highest )Switching frequency:65KHzOutput ripple:30mV( maximum )Load regulation:±0.5%Voltage regulation:± 2.5%Work temperature:-Minus 40 degrees - 85 degreesdimension:43mm*21mm*14mm(L*W*G)NOTE:This can't be used to step up VoltageGeneralBrandZHAOYAOQuantity5 piecesMaterialMetal, PlasticSpecificationEnglish Manual / SpecNoOther FeaturesCertification-Packing List5 X Step Down Module LM2596Package Weight:0.075kg (0.165lb)Package Size:3cm x 3cm x 3cm (1.18in x 1.18in x 1.18in)"
Price: 7.99