Crystal Vision Anti Theft Loud 130db Alarm Heavy Duty Bike Lock: Weather Proof, Multi Purpose Security Solution Review

I needed to know when the other one was bad, this one will be too and I want to return it. I turn the key to lock this lock and it won't let the key out until I disarm the alarm and open the lock. What's the point of using it if I have to leave a key to keep it locked? It's a waste of money for me and I won't buy one again.

Hi I just want to let Amazon know this product is complete rubbish it only works the first day you received it and the alarm broke. I feel robbed. $39.00 please stop selling this product it brings a bad reputation to amazon, i can't return the product because i threw away the box and the product documents because i thought the product was good but i I was wrong but please stop selling this inferior product.

As for the U-lock, at least it resists the seal, but otherwise it's just as bad as your regular Walmart U-lock, albeit a little thicker. An angle grinder only needs 1 cut as there is no mechanism to lock both sides of the yoke (meaning it can rotate freely after cutting). The alarm function did not convince me. I like simplicity: no buttons or passwords. But it's just a regular vibrating alert. Something on Revain is full of cheap ones. The electronics are also housed in a simple plastic case…

NOT WEATHER! worked until it rained. Barely lasted 6 weeks. I will not buy again. Rip off. I think there is a better design for the battery compartment. The screw is small and difficult to screw back in. It's best to start with a throw and a prayer. The width of the U-bracket is smaller than I expected. Can't get around a 4" hoop. The alarm is loud and very easy to turn on. Softly 4 beeps begin. If you play with her, you can block her without setting an alarm. If you want to activate the alarm,

Bought a wrought iron gate lock because curious people came to our property many times to look at our home and gain access to the pier. It was hoped that the audible alarm would deter these unexpected visitors and allay the concerns of our friendly neighbors. The alarm itself was easy to use and looked solid apart from the orange tip. The lock came with 3 keys, a bike mount and instructions. The instructions were too simple, but sufficient. 3 keys was a nice bonus. I wish the alarm was a little