WLDOCA Bicycle Chain Lock with Alarm, Alarm Loudness 110 dB, Waterproof Anti-theft Lock, Bike Lock for Bicycle…

Product specifications:
Brand: CARACHOME
Cable (chain) length: 120 cm
Cable diameter 11.5mm
Colour: Black
Product weight: about 540g
Features:
Locking tone
The powerful anti-theft smart cable lock features anti-cutting, anti-disassembly alarm and vibration alarm.
The alarm sound is as high as 110dB, effectively scaring away.
IP44 waterproof rating
Package list:
1 *lock (not including battery)
3 * key
1 * User Manual
How to use?
A. Insert the lock into the lock body, and then click to enter the cut alarm function standby state.
B. If you want to set the vibration alarm function, insert the black key with the attached black key into the alarm setting hole and make a “click” sound and enter the vibration alarm function to be determined (the shear alarm function exists at the same time)
C. When the lock body is damaged or the cable is cut, an alarm will be issued immediately for about 30 seconds, and the alarm will stop and then enter the alarm state.
D. Unlock to unlock the alarm

Anti-theft: Once someone tries to force open the anti-theft cylinder or contact cable, its powerful 110-dB alarm sound will not interrupt for 15 seconds, which can effectively scare theft.
Waterproof: IP44 waterproof rating for indoor and outdoor use
The powerful anti-theft smart cable lock features anti-cutting, anti-disassembly alarm and vibration alarm.
include three keys
120cm length suitable for bicycles, shop doors, home doors, motorcycles