MICRO MOVEMENT ALARM DESIGN:After 8 seconds of locking, as long as the steering wheel lock body is lightly touched to trigger the alarm mechanism, a 120dB audible alarm will sound to warn the owner, deter thieves and protect your car safety. LED WARNING LIGHT:When the lock activates the protection mechanism, the warning light will flash once per second. Let thieves know in advance that this is no ordinary car steering wheel lock and stay away from your car. HIGH QUALITY:The steel bars heat-treated increases the hardness of the steel, which makes the lock body extremely hard, durable and greatly improved in sawing and shearing resistance. ADJUSTABLE:The lock head of The car adopts a telescopic design, which can adapt to different thicknesses of steering wheels, and can be easily locked even if there is a steering wheel cover. Universal fit for most cars/suvs/vans