Touch Key Module is based on a touch-sensing IC (TTP223) capacitive touch switch module.

Input Voltage : 2 to 5.5V.

Fast mode Response time: 60mS

Low Power mode Response time: 220mS

Adjustable Sensitivity: Yes

Direct mode toggle mode: Yes

Recalibration Period: 4.0 sec

Dimension in mm(LxW): 18*11 mm

Weight: 6g