BC547 NPN Transistor

Mini Breadboard

Description: This black Mini Breadboard is a great way to prototype your small projects! With 170 tie points there’s just enough room to build and test simple circuits; They’re also great for breaking out DIP package ICs to jumper wires! If you run out of room, no worries, these mini breadboards can be snapped together to form larger stretches of board...

UA741CN Operational Amplifier

TP4056 5V Mini USB Charger Module

BC557 PNP Transistor

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

Brand: DFRobot

Xbee Shield for Arduino (without Xbee)

Xbee Shield for Arduino (without Xbee) INTRODUCTION: The XBee Expansion Board is a compliant solution designed to meet low-cost, low-power wireless sensor networks with special needs.The module is easy to use, low power consumption, and the provision of critical data between devices reliable transmission.

18650 Battery Holder 4S with wire

18650 Battery Holder 4S Compatible Battery: 18650 Cell: 4 

AA Battery Holder 4S

BreadBoard

Solderless Large BreadboardA breadboard (or protoboard) is usually a construction base for prototyping of electronics. The term "breadboard" is commonly used to refer to a solderless breadboard (plugboard). Because the solderless breadboard for electronics does not require soldering, it is reusable. This makes it easy to use for creating temporary...

DS1302 Real Time Clock Module (DS1302Z clock chip,32.768KHZ crystal)

Kiloohm (KΩ) 1/4w Resistors - Pack of 5

Choose your desire Resistor value from below: 

Diode 1N5408

AA Battery Holder 3S

5 mm Yellow LED (Pack of 5)

Capacitor 16v 100uf

IR Transmitter Diode

LM2596 DC-DC Step Down Adjustable Power Supply Module 3A Max

This is a very compact DC-DC step-down converter capable of supplying any voltage between 1.23 and 30 V from a higher voltage power supply (up to 35 V). 

Line Following Robot Kit

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

EasyVR Shield 3.0 - Voice Recognition Shield

Description:  Do you make time to talk to your Arduino? Maybe you should! The Easy VR Shield 3.0 is a voice recognition shield for Arduino boards integrating an EasyVR module. It includes all of the features of the EasyVR module in a shield form factor that simplifies connection to the Arduino main board and PC.

Brand: DFRobot

Relay Shield for Arduino V2.1 with Xbee Socket

JF-0530B Pull Push Type Electric Solenoid Electromagnet 10mm 5N DC12V

Product Name : DC Solenoid Electromagnet;Model : JF-0530B;Rated Voltage : DC 12V RatedCurrent : 300mA;Action Form : Pull Push Type;Rated Stroke & Force : 10mm, 5N Body Size : 30 x 15x 15mm/1.2"x 0.59"x 0.59"(L*W*H);Pluger Dia. : 56mm/ 2.2" Cable Length : 20cm/ 7.9";Material : Metal, Electronic Parts Weight : 32g;Package Content : 1 x DC Solenoid...

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

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

Battery 9V

Battery 9V

Arduino 3G+Wifi+Ethernet Shield

Iduino Yun Shield Compatible with Arduino Leonardo, Uno, Duemilanove, Diecimila and Mega Arduino 3G+Wifi+Ethernet Shield Robotics Bangladesh 3g+ Wifi+ Ethernet + USB+ Openwrt (Linux) Geeetech Latest Iduino Yun Shield board Linux WiFi 3G Ethernet USB for Arduino http://www.geeetech.com/wiki/index.php/Iduino_Yun_Shield

5V 1 Channel Solid State Relay (SSR)

8 Channel Logic Analyzer Oscilloscope USBee AX Pro I2C IIC SPI CAN Debugger

8 Channel Logic Analyzer Oscilloscope USBee AX Pro I2C IIC SPI CAN Debugger Feature: Dual Oscilloscope Input (single channel- 16Msps- 3MHz bandwidth) 8-CH Logic Analyzer Data Recorder Dual-Voltmeter

Tolsen Cordless Screwdriver (Set)

Cordless Screwdriver With Set

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...

New ENC28J60 Ethernet LAN Network Module For Arduino

Chip board ENC28J60-I/SOThe board 25MHZ crystalThe network interface board HR911105A3.3 V power supply pinThe board size : 56 (mm) x 34 (mm)