5 mm Red LED (Pack of 5)

Brand: DFRobot

APC220 Radio Communication Module

INTRODUCTION The APC220 radio module provides a  simple and economic solution to wireless data communications. Integrates an  embedded high speed microprocessor  and high performance IC that creates a  transparent UART/TTL interface, and  elminates any

5 mm Yellow LED (Pack of 5)

AA Battery Holder 3S

Precision Real Time Clock Module DS3231 AT24C32 I2C

Precision Real Time Clock Module DS3231 AT24C32 I2C

LM324N Quad Op-Amp

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?

5V 1 Channel Solid State Relay (SSR)

DC-DC Boost Module

XL6009 DC-DC Booster

Brand: SparkFun Electronics

Thermal Printer

Description: This is a thermal printer like  you would find on a cash register or adding  machine. It will print simple strings passed to it via TTL serial, bitmap images (poorly)  and it even generates several different formats of barcodes!

Digispark Kickstarter ATTINY85 Arduino General Micro USB Development Board

Digispark USB Development Board The Digispark is an Attiny85 based microcontroller development board similar to the Arduino line, only cheaper, smaller, and a bit less powerful. With a whole host of shields to extend its functionality and the ability to use the familiar Arduino IDE the Digispark is a great way to jump into electronics, or perfect for when...

TP4056 5V Mini USB Charger Module

Capacitor 16v 100uf

Tolsen Cordless Screwdriver (Set)

Cordless Screwdriver With Set

Brand: SparkFun Electronics

Lockitron Mechanical Assembly

3×4 Flexible Keypad

This keypad has 12 buttons, arranged in a 3×4 grid. It’s made of a thin, flexible membrane material  The keys are connected into a matrix, so you only need 7 microcontroller pins (3-columns and 4-rows) to connect the key pad.

10K Ohm Potentiometer

Obstacle Avoiding Robot Kit

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...

IR Transmitter Diode

9V Battery to 2.1mm for Arduino Uno

9V Battery to 2.1mm for Arduino Uno Connector 

AA Battery Holder 4S

Brand: DFRobot

WiFi Shield V3 PCB Antenna Arduino Shield

WiFi Shield V3 PCB Antenna Arduino Shield INTRODUCTION DFRobot WiFi Shield, is part of our wireless family product. This WIFI Shield V3 supports AP + STA dual mode, and is extremely easy to connect to a home

Ohm (Ω) 1/4w Resistors - Pack of 5

Choose your desire Resistor value from below: 

TCRT5000L Reflective Optical Sensor

The TCRT5000 and TCRT5000L are reflective sensors which include an infrared emitter and phototransistor in a leaded package which blocks visible light. The package includes two mounting clips. TCRT5000L is the long lead version.

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

UA741CN Operational Amplifier

4x4 Keypad - 16 Key - Matrix Membrane Type

4 x 4 Matrix Membrane Keypad Size: 7cm X 7.5cm 8 pin connector Adhesive mounting (sticker on the back side) Maximum Circuit Rating: 35VDC, 100mA Operation Temperature: 0 to +60 centigrade Humidity: 40 centigrade, 90%-95%, 240 hours Fexible Circuit Length: Approx. 3.3 inch / 83 mm

Piezo Element

Light Depending Resistor (LDR)