Precision DIY Metal Detector Keypad – 4x4 Membrane Touch
Ultra-responsive 4x4 membrane touch keypad for seamless DIY metal detector projects, featuring high-sensitivity tactile feedback. Durable polyester overlay with silver conductive traces ensures long-lasting performance and resistance to wear, dust, and moisture. Perfect for hobbyists, STEM educators, and electronics enthusiasts, ideal for custom security systems, treasure hunting devices, or industrial automation prototypes. Plug-and-play integration with most microcontroller boards (Arduino, Raspberry Pi) for effortless setup and customization. Global wholesale pricing—bulk orders available at unbeatable rates, direct from a trusted supplier with full-category sourcing.