Features:Wireless Vibration Alarm with infra-red remote control.Perfect to protect your shop， office， home or anywhere requiring protection.Alarm with ON/OFF switch， and remote control with Alarm and Disarm buttons for easy operation.120dB alarm sound which can last about 40 seconds.Remote control range is up to 20 meter.Magnetic back and wall mount hole for easy installation.Remote control with keyring and clip for easy carrying.Specifications:Alarm mode: Full micro -vibration triggeredControl mode: Remote wireless controlAlarm volume: ¡Ü120DBDuration of each alarm: ¡Ü40sControl range: Up to 20 meterOperation volume: DC 9V， the use of a GF22 battery (Not Included)Alarm dimensions: approx 90*55*25mmRemote control dimensions: approx 50*40*13mmPackage Includes:1 x Remote Control Vibration Alarm1 x Remote Controller