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Self-powered wireless switch - BLE Beacon - DFRobot TEL0173
Self-powered BLE Beacon wireless switch equipped with a micro power generator and RF circuit that captures the kinetic energy from each press and converts it into electrical energy . Supports BLE 5.3 , offering interference-free wireless signal transmission thanks to GFSK modulation. Compatible with ESP32 , enables integration with smartphones and other Bluetooth-enabled devices. The switch has a lifespan of 100,000 presses , a minimum actuation force of 1300 g, and an energy efficiency of 250 µJ .
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