Color White Brand ElecFreaks Model E00407 Quantity 1 Set Material FR4 English Manual / Spec No Other Features Octopus Electronic Bricks you can use them build electronics projects just as easy as piling bricks. By using Octopus electronic bricks you may connect Arduino / Freaduino compatible boards easily with various digital analog and I2C/Uart interfaces. These the breadboard-less firm connection are prepared to extensive modules like potentiometers sensors relays servos even buttons just plug and play. Crash Sensor Brick is a sensor module based on crash switch simple circuit design high sensitivity Arduino special module Compatible with sensor shield Output low level when touched maintain high level when released Used for robot collision detection touch detection 3P buckled wires connector Easy to plug and play Able to achieve very interesting and an interactive work Packing List 1 x Octopus Crash Sensor Brick 1 x Analog Sensor Cable(21cm)