105dB Wireless Alarm System Infrared Motion Sensor Detector Wall Alert Home Security Features: and premium quality. Wireless infrared motion sensor with an loud alarm sound of 105dB. More than 30m long-distance and multi-channel wireless remote control, convenient e. Accurate identification. Owner identification delays alarm, achieving high precision rate. Easy to install with adjustable mounting bracket. Suitable for various environments such as homes, offices, yards, shops, and etc. Instructions: 1. Turn on the power switch, if the power-on indicator flashes,  it means that the white check is normal. 2. The remote infrared alarm has a standby delay of 20 seconds immediately after powered on and does not detect the alarm signal within 20 seconds. You must leave the electronic dog's detection zone within 20 seconds. 3. After 20 seconds, if someone enters the detection zone, the remote infrared alarm will have a 5-second delay, facilitating the owner to identify. if no identification signal of the control is received after 5 seconds, the alarm will issue a harsh sound for 30 seconds with an alarming volume of 105 DB. 5 seconds after the alarm sound ends, if the remote infrared alarm is touched for the second time, it will alarm again and the cycle will repeat over and over. 4. When the remote infrared alarm is alarming, you can use the remote control to turn it off and the alarm will end. Specification: Condition: Material: ABS Color: White Operating Voltage: DC 6V Battery: 4*AA(Excluded) Detection Distance: 10m Detection Angle: 120° Remote Control Distance: >30m(Open) Alarm Sound Level: 105dB Package Weight: Approx.185g/6.5oz Package List: 1 * Alarm Sensor 2 * Control 1 * Mounting Bracket Note: 1. During installation, please pay attention to the angle and height of the detector's horizontal plane, which has a great impact on the protection zone. 2. During installation, please avoid putting the infrared remote alarm close to the cold and heat sources like hot and cold air outlet, air conditioning air outlet, electric heater, air cooler, etc., and avoid putting it straight to the door. 3. There shall be no barriers in the protection zone of the infrared remote alarm. 4. There shall be a 10~30° angle between the infrared remote alarm and the wall, but the angle may as well be adjusted depending on the actucal mounting circumstances.