Amazon.com: OLatus OL-METAL-TOUCH-SENSOR Metal touch sensor module KY-036 Human Body Touch sensor For Arduino, ARM and other MCU : Industrial & Scientific
Amazon.com: Capacitive Touch Sensor Tact Switch, 5Pcs TTP223B Digital Double-Sided Touch Sensor Module 2-5.5V : Tools & Home Improvement
5PCS TTP223B Digital Touch Sensor capacitive touch switch module for Arduino - - Amazon.com
Amazon.com: Willwin 2pcs TTP224 4-Way Capacitive Touch Switch Digital Touch Sensor Module for Arduino : Electronics
Amazon.com: WMYCONGCONG 10 PCS TTP223B Digital Touch Capacitive Sensor Module for Arduino DIY (10PCS) : Industrial & Scientific
Capacitive Touch Sensor with Arduino — Maker Portal
Capacitive Touch Sensor with Arduino — Maker Portal
TTP229 16 Channel Digital Capacitive Switch Touch Sensor Module for arduino: Amazon.com: Industrial & Scientific