Doors vibrations anti-theft alarm, security protective products introduced: technology parameter:-work voltage: DC 9V (9V alkaline battery)-alarm sound pressure: 120dB-induction way: vibration alarm-boot delay: 15 seconds-installation way: back magnetic type or not dry glue paste-products size: 100x53x28mm-packaging size: 105x60x42mm using method: 1, and moved opened battery Board, discriminant battery plus or minus polar, into 9V stack layer battery, moved into battery cover Board. 2, switch to the "ON" led flashes, 15 seconds into a State of alert. 3, when the alarm system when subjected to vibration, shock, move, issued 120 decibel alarm, the alarm time for about 20 seconds. 4, when the alarm sounds when you significantly reduce, replace battery, long time, please remove the batteries. Note: If the guests purchased a Omni-directional vibration alarm with remote control, on the basis of the above function, add the following two functions: 1. alarm setting: switch to ON, then after 10 seconds enter the security alert state, shock triggered alarm loop 4-8 times. 2. burglar lifted: switch to OFF, can be lifted.