Twoeagles Alarm Disc Lock, Motorcycle Bike Lock Anti-Theft and Waterproof Brake Disc Wheel Alarm Security Lock 6mm Super Class a Lock Cylinder

Features:
With double inside milling grooves, key easily inserted to lock/unlock, no need to distinguish direction.
Pickproof, smash-proof, waterproof, and anti-theft, powerful defense against master key.
Super class B locking pin, just push to lock.
Shock and motion trigger alarm, and autostop after 10 seconds.
Loud nd clear sounds up to 120dB.
Material: SUS304
Weight: 780g
Battery replacement: disassemble the 4mm inner hex screw, unlock double eagle cover, take out the alarm, pull away  buckles on both sides of its cover, then you can change the battery.
Package:
1x Disc-Lock Alarm
4x keys
Pictures for reference:





Contact:
Cam Chen
Tel: +86 137 2822 5257
Dongguan Maiyu Electronics Co., Ltd.