Features: This Motion Sensor Alarm is ideal for protecting your property against unwelcome intruders. House guard: The alarm can prevent thieves, or other strangers entering your house and be your personal-guard. Infrared Motion Sensor Alarm: It has a built in PIR motion sensor that will activate the alarm if any movement is detected. 125dB Loud-alarming: The device will be alarming with loud-noises to ensure your safety. Wide application: The alarm can be used at home, garage, etc. Notice: 1.Actual color may be slightly different from the image due to different light effect 2.Please allow 1-3cm deviation due to manual measurement Detection range: distance: 4-5 meters, angle: 100 degrees DC: 6V (can hold 4 AA batteries) Remote control distance: 4-5 meters Alarm sound level: 105dB 1 Set: 1 Alarm, 2 Remote Controls Package List: 1/2/3 Sets Infrared Motion Sensor Alarm