Reddit reviews COOCHEER Alarm Disc Lock, Motorcycle Scooter Bike Security Anti-theft & Waterproof Brake Disc Alarm wheel Lock 6mm Super Class B Lock Cylinder 110db Alarm for Motorcycles

▶ANTI-THEFT MOTORCYCLE DISC LOCK : German technology, new reinforced design.6mm pushdown locking pin,Super class B lock cylinder prevent saw off, prevent pry open and voilence open.Automatic alarm and keen touch,110 dB alarm sound deafening and Solid invincible-looking design let thieves away from your car▶INTELLIGENT ANTI-THEFT:When the lock sounds a beep,it indicates that the alarm was inserted correctly. The alarm disc lock will not transmit any sound when it is in rest position. If someone touches your motocycle, the disc lock will emit 3 long beeps and if you tap it to tamper with it, it will emit a louder sound and prolonged at intervals of 10 seconds. To deactivate the alarm, just put the key in the lock.▶WATERPROOF SCOOTER DISC LOCK : High quality alloy stainless steel body is strong and durable, waterproof,Compactand rustless Anti-sawing▶LONG LIFE & EASY USE : 12pcs batteries-to replace the battery,you can use the mini wrench to remove the 4 screws at the bottom(see picture #6),then change the battery inside.3pcs security keys-can be locked without keys,just press the lock cylinder you will heard the sound "beep" then it is locked.The disc lock will keeps alarm with serial vibration and alarm will automatically turns off in 10-12 seconds if without vibration▶Wide Range of Applications : This disc lock motorcycle Suitable for: fits Most Motorcycles,Scooters, Cruiser,Chopper, Sport Bike, Racing Bike. Such as: Harley,Aprilia, BMW, Buell,Honda, Kawasaki,Suzuki, KTM,Triumph and Yamaha. Attractive, chunky chrome design,Heavy duty for top security.Mechanical lock core is rigorous design so that technical opening is very difficult