HiLetgo 10pcs TTP223B Switch Module Digital Touch Sensor Capacitive Touch for Arduino

Project Scope(for reference): 1.With the optocoupler + bi-directional thyristor can be completed touch fluorescent lamps and other smart home projects 2.With the optocoupler + delay + bidirectional thyristor stairs to complete the touch lamp Features: Low power consumption Power supply: 2 ~ 5.5VDC This module can replace the traditional touch button Four M2 screws positioning holes for easy installation Specification: Power supply voltage VCC: 2.0--5.5 V(Typical 3V) Output high VOH: 0.8VCC Output low VOL: 0.3VCC Output Pin Sink Current (@ VCC = 3V, VOL = 0.6V): 8mA Output pin pull-up current (@ VCC = 3V, VOH = 2.4V): 4 mA Response time (low power mode): 220 mS Response time (touch mode): 60 mS Size: 24x24x7.2 mm Weight: 2g Package Include: 10* TTP223B Switch Module Digital Touch Sensor