Using Guide:
1.Press the lock core, it will be locked and you will hear the sound "Du", which means it is coming into the alarm situation, after 15 seconds. When the lock body or vehicle is vibrated again, the lock will give an alarm "DU DU DU". When the lock is vibrated again, it will give an alarm and keep alarm with serial vibration. Each alarm will last 10 seconds.
2.Use the key to open the lock, the alarm will stop at once.

Battery Replacement:
1.When you hear the sound "Ge. Ge.Ge...." constant voice or the alarm voice less than 10 seconds and stop alarm at once, that means the battery will be worn out, you need to replace the battery. Please use the provided spanner to spin out the four screws, then take away the top cover and replace the battery. Please pay attention to"+" and "-"
2.At regular intervals, clean the keyhole and the pin.

Specifications:
Material: Aluminum alloy
Alarm: 110dB
Power Supply: 6 * AG13 button battery
Item Size: 90 * 73 * 40mm / 3.15 * 2.87 * 1.57in
Item Weight: 324g / 11.44oz
Package Weight: 360g / 12.71oz
Package Size: 18.8 * 12.2 * 4.7cm / 7.40 * 4.80 * 1.85in

Package List:
1 * Lock
1 * Hex Key
1 * Reminder Cable (random color)
2 * Key