Seeed Studio (101020037) Touch Sensor Board, with Cable, 2V to 5.5V

Product Information Accessory Type: Touch Sensor Board Product Range: - Product Overview Grove - Touch Sensor is based on TTP223-B touch detector IC. Grove - Touch Sensor enables you to replace the press with touch. Grove - Touch Sensor measures the capacitance of a metallic pad and detects the change in capacitance when a finger is nearby. It is used in inconspicuous button, waterproofed electric product and button key replacement applications. Grove compatible interface 2.0-5.5V DC supply Response time max about 60mS at fast mode, 220mS at low power mode at VDD=3V Low power consumption 2.0cm x 2.0cm twig module Power indicator led