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: TTP223B Capacitive Touch Switch Capacitive Touch Sensor Module Low Power Consumption Touch Sensor Switch Digital Capacitive Dimmer Switch Module DC 2~5.5V (12PCS) : Industrial & Scientific
Capacitive Touch Sensor with Arduino — Maker Portal
ALAMSCN 10PCS TTP223 TTP223B Digital Touch Switch Capacitive Sensor Button Module Self Locking for Arduino Raspberry Pi DIY (5pcs TTP223+5pcsTTP223B): Amazon.com: Industrial & Scientific
Amazon.com: TOLAKO Digital Touch Sensor Capacitive Touch Switch Module for Arduino : Electronics
TTP223 Capacitive Touch switch Digital Touch Sensor Module For Arduino - Amazon.com
Amazon.com: WMYCONGCONG 10 PCS TTP223B Digital Touch Capacitive Sensor Module for Arduino DIY (10PCS) : Industrial & Scientific
Tolako TTP224 4 Channel Touch Sensor Capacitive Touch Switch Digital Module for Arduino: Amazon.com: Industrial & Scientific
ALAMSCN 10PCS TTP223 TTP223B Digital Touch Switch Capacitive Sensor Button Module Self Locking for Arduino Raspberry Pi DIY (5pcs TTP223+5pcsTTP223B): Amazon.com: Industrial & Scientific