SN74HC47N

Push Button Switch

1.5W 8ohm Mini Speaker DIY

15mmx24mm Speaker, rated power is 1W, impedance is 8 Ohm This small speaker will be your best choice in DIY audio speakers it will work well for home audio-visual equipment and other speakers Unique design, adopted well-performed magnet, imported rubber coil The package includes 1pcs small speakers, if the item you have received is defective or get some...

Aluminum Heat Sink With Adhesive for Raspberry Pi 3

10k ohm Variable Pot Resistor 103

10K OHM 103 VARIABLE RESISTOR

Brand: DFRobot

25mW Infrared Line Laser Light

Brand: SparkFun Electronics

Off-Road Wheels - 120x60mm (2 pack)

Brand: SparkFun Electronics

Makey Makey Kit

Description: This is the same product as the Makey Makey Standard Kit. The difference is this version comes in fancy clamshell packaging meant for our distributors that need it. Regular customers are welcome to order, but we want to limit the amount of extra packaging finding its way into the trash heap.

Mini Cooling Fan 40x40x10mm

Line Following Robot Kit

Brand: Waveshare

Liquid Level Sensor for Arduino (WaveShare)

Specifications Detection depth: 48mm Power: 2.0V ~ 5.0V Dimension: 19.0mm * 63.0mm Mounting holes size: 2.0mm

HB100 Microwave Sensor 10.525GHz Doppler Radar Motion Detector Arduino

Type: Microwave SensorChip: HB100Frequency: 10.525GHzVoltage: DC 5V±0.25VCurrent: 40mASize: 38 x 45 x 7 mm (L x W x H)Application: Automatic door startup, Car, House intrusion alarm, Collision warningTraffic monitoringNote:Please pay attention to the Voltage/Current/Power of your own devices.To ensure product safety, check whether this item is compliant...

DC barrel jack

Battery 9V

Battery 9V

Songle Power 12VDC Relay SRU-12VDC-SL-C PCB 5 Pin

• Switching capacity available by 10A in spite of small size design for highdensity P.C. board mounting technique. • UL,CUL,TUV recognized. • Selection of plastic material for high temperature and better chemical solution performance. • Sealed types available. • Simple relay magnetic circuit to meet low cost of mass production.

RS485 USB-485 Converter Adapter Support Win7 XP Vista Linux Mac OS

 RS485 USB-485 Converter Adapter Support Win7 XP Vista Linux Mac OS

Obstacle Avoiding Robot Kit

Precision Real Time Clock Module DS3231 AT24C32 I2C

Precision Real Time Clock Module DS3231 AT24C32 I2C

LF356n Operational Amplifiers

RFID M94 NFC thin smart card 13.56MHz 1k S50 IC Read & Writable

Specifications: This card is compatible with NFC capable phones and tablets, it is Smart Card Tags. Frequency: 13.56 MHz 1K byte EEPROM memory (768 FREE BYTES availability) Size: 85mm x 54mm x 0.9mm Material: PVC, Waterproof Write endurance 100,000 cycle Reading distance is 0 - 10cm (Reading distance depends on readers, not the cards)

XL4015 DC-DC Step Down Adjustable Power Supply Module 5A Max

 Specification: Input voltage range：4～38VDC(Note:input voltage not exceeding 38V) Output voltage range：1.25-36VDC adjustable Output current: 0-5A, recommended for use in 4.5A. Output power: 75W Working temperature: -40~+85 degrees Operating frequency: 180KHz Efficiency:96%（max) Short circuit protection: yes(limit current 8A).

Brand: SparkFun Electronics

EL Wire - Starter Kit Retail

SJCAM SJ4000 WiFi 1080P Full HD Action Camera Sport DVR

74164 Shift Register

IC 74LS164 8-bit Parallel-Out Serial Shift Register with Asynchronous Clear Package / Case: 14-DIP

Ohm (Ω) 1/4w Resistors - Pack of 5

Choose your desire Resistor value from below: 

2N2222 NPN Transistor

Brand: SparkFun Electronics

Lockitron Mechanical Assembly

Heart Rate Pulse Sensor Pulsesensor Sensor Module For Arduino

Description: Heart rate data can be really useful whether you’re designing an exercise routine, studying your activity or anxiety levels or just want your shirt to blink with your heart beat. The problem is that heart rate can be difficult to measure. Luckily, the Pulse Sensor Amped can solve that problem!

Brand: SparkFun Electronics

LIDAR-Lite v3

Features: Range: 0-40m Laser Emitter Accuracy: +/- 2.5cm at distances greater than 1m Power: 4.75–5V DC; 6V Max Current Consumption: 105ma idle; 130ma continuous Rep Rate: 1–500Hz Laser Wave Length/Peak Power: 905nm/1.3 watts Beam Divergence: 4 m Radian x 2 m Radian Optical Aperture: 12.5mm Interface: I2C or PWM

5V 1 Channel Solid State Relay (SSR)

IR Infrared Remote Decoder Encoding Transmitter & Receiver Wireless Module