1.Built-in 120dB Anti-theft Security Alarm System, with ON/OFF selection;
2.Safe and reliable, the lock body is firm, the shackle is made of high-strength manganese alloy and resistant to hydraulic clamps;
3. Shake the lock ,it will be alarm to scared away the thieves.
4.Lock has two modes: Alarm and silence mode.
5.Lock with CR-2 3V battery.Battery life is 2 years.
2.Safe and reliable, the lock body is firm, the shackle is made of high-strength manganese alloy and resistant to hydraulic clamps;
3. Shake the lock ,it will be alarm to scared away the thieves.
4.Lock has two modes: Alarm and silence mode.
5.Lock with CR-2 3V battery.Battery life is 2 years.
6.IPX-7 Waterproof
7.Different Lock size can choose.and OEM/ODM is available