9V Battery to 2.1mm for Arduino Uno

Slip Ring - 6 Wire (1.5A) max 240V

Features: 6 wires Voltage: 210VDC / 240VAC Current Rating: 1.5A Operating Speed: 250RPM Compatible with data bus protocols Transfers analog and digital signals

USB Saleae Compatible 24MHz 8Channel Logic Analyzer Latest Support 1.1.15

AA Battery Holder 4S

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...

TP4056 5V Mini USB Charger Module

DC 12V Solenoid Electric Door Lock

Specifications:Voltage: DC12VCurrent: 0.6AEnergized forms: intermittentUnlocking time: 1SSize: 27x29x18mm (L * W * H)

5V LED Traffic Light Module

5V LED Traffic Light Module

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.

JST SH Jumper 4 Wire Assembly - 8"

Description: This is a simple four wire cable. Great for jumping from board to board or just about anything else. These cables mate with the connectors listed below. They have bare wires on one end and a 4-pin JST SH connector on the other end with a mating socket. Compatible With:  Fingerprint Scanner - TTL (GT-511C3) & Fingerprint Scanner - 5V TTL...

5 mm Red LED (Pack of 5)

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)

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).

LF356n Operational Amplifiers

DC-DC 9V/12V/24V to 5V USB Step Down Power Module 2A

DC-DC 9V/12V/24V to 5V USB Step Down Power Module 2A

DC-DC Boost Module

XL6009 DC-DC Booster

Buzzer

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

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

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...

Double-ended 50cm Cable Crocodile Clips

 Double-ended 50cm Cable  Crocodile Clips 5 colour available Red, Black, White, Green, Yellow.

Positioning IR Camera

Positioning IR Camera INTRODUCTION: Ever want your robot to hunt down heat objects or navigated with fire? This is  a small form factor IR camera capable of tracking up to four heat/IR sources.  The applications are plenty

Brand: SparkFun Electronics

Raspberry Pi - 2 Model B Enclosure (Black)

Raspberry Pi - Model B+ Enclosure (Black) Description: The Raspberry Pi Model B+ is THE new favorite of development platforms, so the last thing that you’d want is for something bad to happen to it. Why not protect it with one of these snazzy black plastic enclosures?

BC557 PNP Transistor

Ohm (Ω) 1/4w Resistors - Pack of 5

Choose your desire Resistor value from below: 

Brand: DFRobot

Speech Synthesis Shield for Arduino

Battery 9V

Battery 9V

TTP229 8 Channel Digital Capacitive Switch Touch Sensor Module for Arduino

The TTP229 is capacitive sensing design specifically for touch pad controls. The device has a built in regulator for the touch sensor. Stable sensing method can cover diversity conditions. Interface control panel links through non-conductive dielectric material. The main application is focused at replacing of the mechanical switch or button.

MAX7219 Red Dot Matrix Module MCU Control Display Module DIY Kit For Arduino

Soldering is required

Mini Data Logger Module with battery

MINI DATA LOGGER DS1307, MICRO SD, BACKUP BATTERY, I2C, SPI, ARDUINO

Piezo Element

UA741CN Operational Amplifier