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4 Channel 5V Relay Module

The 4 channel 5V relay module provides 4 optically isolated inputs that accept a wide range of voltage, including the 3VDC and 5VDC signals available on the Arduino. This is a great way to switch on or off AC or DC loads using your Arduino.
$7.99

7" Premium 40 Pin Female to Female Jumper Wires

These premium jumper wires are 7" long. They have 0.1" female header on both end. They can be installed next to each other on standard pitch 0.1" header. 40 jumper wires in 4 set of each of ten rainbow color. You can always pull the ribbon wires off to make individual jumpers, or keep them together to make neatly organized wire harnesses.
$5.99

802.11n 150Mbps USB Wireless Adapter

This is the smallest USB 802.11n 150Mbps wireless adapter that compatible with Raspberry Pi. Take advantage of the Raspberry Pi's USB port to add a cable free high speed network connection.
$10.95

Arduino LCD KeyPad Shield - Blue

The LCD Keypad shield is developed for Arduino compatible boards, to provide a user-friendly interface that allows users to go through the menu, make selections etc. It consists of a 1602 white character blue backlight LCD. The keypad consists of 6 keys — select, up, right, down, left and reset.
$10.99

Arduino Mega 2560 R3 (ATmega2560)

The Arduino Mega 2560 is a microcontroller board based on the ATmega2560. It contains everything needed to support the microcontroller; simply connect it to a computer with a USB cable or power it with a AC-to-DC adapter or battery to get started.
$42.95

Green Backlight 1602A LCD Module

This standard green backlight HD44780 LCD is great for your arduino projects. It supports 16 characters wide and 2 rows in black text on green background. Connection port is 0.1" pitch, single row for easy breadboarding and wiring.
$5.99

5V 1000mA USB Port Power Adapter

This is a 5V 1000mA USB power adapter that works with Raspberry Pi. The input is 100V to 240V, so it works in any country. The adapter does not have a cable, instead there is a USB 'A' type port on the bottom, where you can plug any USB cable in.
$5.95

9V DC 1000mA Power Adapter

9V 1000mA power adapter with 5.5mm/2.1mm barrel jack. This power adapter is great for your Arduino projects. It will provide steady 9V up to 1000mA of current draw. The input is 100V to 240V AC, which works worldwide.
$5.99