Corrosion resistant , shake proof, bad weather resistant.
Built in alarm, automatic alarm reset.
Battery: 6 pcs button AG13 or LR44 (Included).
Shake, shock, move or vibrate sensor.
Easy to use, push-down locking.
1. High class locking chip to prevent from prying.
2.110 decibels alarm sound.
3. Lock on wihout key, convenient to lock.
4. Alloy steel lock body, strong and practical .
5. 6 pcs button batteries, more durable.