Specifications: Alarm size: 85*43 mm(3.3*1.7 inch) Magnet bar size: 50*10 mm(2.0*0.4 inch) Remote control size: 61*33 mm(2.4*1.3 inch) Power supply of alarm: 2 x AAA batteries (not included) Power supply of remote: 1 x 12V/27A battery (included) Installation Instruction 1) Use double-sided adhesive in the package to stick alarm and magnet bar on doors or windows. 2) Make sure arrow on the 2 parts aligned. 3) The Distance between the 2 parts should be less than 10 mm. Package content: Door alarm Magnet bar Remote control Adhesive tape Manual How this door alarm works? Arm Mode: Press the first button, alarm will sound "Bi Bi Bi", 15s later it will sound "Bi" to tell you that alarm is under arm mode. Alarm will be triggered and ring when door is opened.Disarm Mode: Press the second button, alarm will sound a long "Bi...
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