product description : 1. Long size: 10mm X width 30mm X high 20mm 2. The main chip: LM393, vibration probe 3. Working voltage: DC 3-5V 4. Features: With TTL level signal output indication; Single-channel signal output; Output valid signal is high, the light goes out; Sensitivity adjustable (fine tuning); Vibration detection range, no direction; With mounting holes, the firmware is flexible and convenient to install.
Applications: can be used in anti-theft devices, electronic locks, mechanical equipment vibration detection, shooting range of the target such as testing the occasion of the vibration;