Add lots of touch sensors to your next microcontroller project with this easy-to-use 12-channel capacitive touch sensor breakout board, starring the MPR121. This chip can handle up to 12 individual touch pads.
Dimensions: 33mm x 19mm x 2mm / 1.3" x .8" x .1"
Weight: 2.2g
Uses I2C 7-bit address 0x5A (can be set to 0x5B, 0x5C or 0x5D)