Features High Quality TTP224 Module: Experience high-quality performance with the TTP224 4 channels digital touch sensor module, ensuring reliable and accurate touch sensing capabilities for your projects. 4-Button Capacitive Touch: Benefit from the TTP224 capacitive 4-button touch induction IC, allowing for precise and responsive touch control for up to 4 separate functions or commands. 4-Channel State Indicator: Easily monitor the status of your touch inputs with the 4-channel state indicator, providing clear and intuitive feedback for seamless operation. Wide Voltage Range: Operate with flexibility using the 2.4V-5.5V working voltage, combined with a compact and small size design for convenient integration into various applications. Customizable Output Modes: Tailor the module to your specific needs with adjustable output modes, including key output, long output time, and fast/low power selection for enhanced versatility. Specification: Condition: 100% Brand New Item Type: Touch Sensor Module Working Voltage: 2.4V-5.5V Pin Description: OUT1-OUT4: Module Output Pin GND: The module is connected to the ground of the external circuit VCC: Connected to the power supply Board Size: Approx. 35 x 29 mm / 1.4 x 1.1 in Package List: 5 x Module Package List 5 x Module