Classic 9V connector terminated with 2-pin polarized Molex connector.    

This is an os card for our RFID readers . The SparkFun L eid RFID Breakout converts the 2mm pins to the breadboard in a friendly 0.1 "headers. With this ability the ID-3LA, ID-12LA, and ID-20LA you can weld the reader directly to the header or use the 2 mm connectors

The TL431A is a three-terminal adjustable regulator with a guaranteed thermal stability over applicable temperature ranges.

These headers are made to work with the Arduino Uno R3, Leonardo and new Arduino boards going forward.

This 2xAA Battery Holder is a nice touch in your battery powered design.

This 2xAA battery holder puts a nice finishing touch on your battery powered project. 

This is a 35mm Concave Momentary Push Button similar to the ones you find on arcade games. 

This is a 35mm Concave Momentary Push Button similar to the ones you find on arcade games.

This Nedis Rear Box Mount on Surface for Nedis SmartLife Smart Switches offers multiple openings for easy access cables and a comfortable 35mm depth for easy installation.

This board was designed to give the user a low profile button without any sharp edges.

O AT42QT1010 SparkFun Capacitive Touch Breakout oferece um único botão de toque capacitivo com pinos de I/O digitais fáceis de usar.

This 12V car adapter jack allows you to plug your project into your car&rsquos cigarette lighter for power on the go.

This is a common barrel-type power jack for DC wall supplies. 

This is a SMD 4 pin right angle male header.

This is a SMD 6 pin right angle female header. 

This is a simple three wire cable. Great for jumping from board to board or just about anything else.

This is a 2-pin, through-hole PH series JST connector. The pins are spaced by 2mm.

This is a simple pack of five Red LilyPad LEDs that are still attached to one another.

This is a simple pack of five White LilyPad LEDs that are still attached to one another.

The LM317L device is an adjustable, 3-terminal, positive-voltage regulator capable of supplying 100 mA over an output-voltage range of 1.25 V to 32 V.

This is a N-Channel Mosfet (5LN01SP) that operates at 50V, 0.1A and 7.8 Ohms.