Welcome to our shop! This Motion Sensor Alarm is perfect for protecting your property against unwelcome intruders. It can be situated to cover the front door, back door, garage, shed, outbuildings, etc. The alarm features a built-in PIR motion sensor that will activate the alarm if any movement is detected. Installation is simple with no wires required. Just insert the required batteries and fix the alarm to a suitable surface. When the PIR sensor detects human movement, the alarm will sound, alerting you to a potential attack on your home or an intruder. Specifications: - Detection range: Distance of 3-5 meters, angle of 105 degrees - Working voltage: DC 4.5V - Alarm sound level: 105dB - PIR detection range: 5 meters - Power: 3 x AA batteries (not included) - Color: White - Size: 136 * 105 * 27mm / 5.3 * 4.1 * 1.1inch - Material: Plastic - Package weight: 160g Installation Requirement: 1. Pay attention to the angle and height of the detector horizontal plane during installation, as it affects the protection zone. 2. Keep the alarm away from hot and cold sources to avoid false triggers. 3. Ensure there are no obstacles in the detection area. 4. The angle between the alarm and the wall should be 10 to 30 degrees for maximum detection distance. Instructions: 1. The alarm has a standby time of 20 seconds after power-on. It will not detect signals during this time, so make sure to leave the detection area within 20 seconds. 2. If a person enters the detection area 20 seconds later, there will be a 5-second delay to identify the owner. If no correct password is received, the alarm will sound for 30 seconds. After the alarm sound ends, if another person enters the detection area, it will alarm again. 3. During the alarm, you can enter the correct password to end it. Package List: - 1 x Wireless Motion Sensor Alarm 100% Satisfaction: Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactory after-sales service.