TTP229 16 Channel Capacitive Touch Switch Module Digital Touch Sensor Module Touch Sensor Switch PCB Board Features:Onboard TTP229 capacitive 16 key touch sensor IC.Onboard power indicator on the digital touch sensor module.Digital touch sensor module with 2.4V~5.5V working voltage.Output mode, key output mode, long output time, and fast/low power selection can be set.PCB measured size in 49.3(mm)x64.5(mm).Specifications:Material: PCBItem Size: 64.5 * 49.3 * 10mm / 2.54 * 1.94 * 0.39inItem Weight: 10g / 0.35ozPackage Weight: 13g / 0.46ozPackage Size: 12 * 8 * 1cm / 4.72 * 3.15 * 0.39in