![10PCS Touch Sensor Touch Switch Module Capacitive Touch Button TTP223B Digital Sensor Board Compatible for Arduino|sensors for arduino|sensor sensorsensor digital - AliExpress 10PCS Touch Sensor Touch Switch Module Capacitive Touch Button TTP223B Digital Sensor Board Compatible for Arduino|sensors for arduino|sensor sensorsensor digital - AliExpress](https://ae01.alicdn.com/kf/HTB1nmosNpXXXXcpXXXXq6xXFXXXC/10PCS-Touch-Sensor-Touch-Switch-Module-Capacitive-Touch-Button-TTP223B-Digital-Sensor-Board-Compatible-for-Arduino.jpg)
10PCS Touch Sensor Touch Switch Module Capacitive Touch Button TTP223B Digital Sensor Board Compatible for Arduino|sensors for arduino|sensor sensorsensor digital - AliExpress
![Adafruit 12-Key Capacitive Touch Sensor Breakout - MPR121 | Breakout board, Microcontrollers, Sensor Adafruit 12-Key Capacitive Touch Sensor Breakout - MPR121 | Breakout board, Microcontrollers, Sensor](https://i.pinimg.com/originals/c2/00/f2/c200f2b464f49c7e49dd0273cd6633df.jpg)
Adafruit 12-Key Capacitive Touch Sensor Breakout - MPR121 | Breakout board, Microcontrollers, Sensor
![Enginursday: Prototype Capacitive Touch Dance Floor with a Teensy and XBees - News - SparkFun Electronics Enginursday: Prototype Capacitive Touch Dance Floor with a Teensy and XBees - News - SparkFun Electronics](https://cdn.sparkfun.com/assets/home_page_posts/2/7/6/1/Prototype_Capacitive_Touch_Dance_Floor_Proximity.jpg)