BIKE LOCK DETAILS: Material: Stainless Steel Lock and Strengthen Braided Cable. Length: 120cm (4feet); Diameter: 12mm (1/2inch) included PVC coating. Package: 1 bike cable lock, 2 keys and 1 lock holder with Non-slip mat. BIKE LOCK USAGE INSTRUCTION: 1. The first step can only develop the lock's effect, the second step can lock the vehicle and give an alarm. 2. When lock the second step, you can hear the sound "DU", the lock is coming into the alarm states, after 15 seconds, when the lock or vehicle is vibrated, it will give an alarm. Each alarm will last for 10 seconds. 3. When you hear the second "Ge. Ge. Ge..." constant voice, which means the battery will be worn out, you need to replace the battery. Open the lock, remove the two screws beside the lock hole, takeout the rubber washer, you can replace the battery, pls pay attention to "+" and "-". BATTERY CHANGE INSTRUCTION: The three AG13 battery could last 4 to 6month. Once worn out, just change the batteries, then will ready to protect and defend your vehicle again. Below is the change step. 1. Find two screws near the plug slot of the lock and undoing them via screwdriver; 2. Hold the little alarm part and move out the rubber pad carefully; 3. Take out of the 3 button cells and replace batteries with tweezers; 4. Restore the alarm bike lock. Any questions and suggestions, pls feel free to contact us by amazon message, we will response within 24 Hour!
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