1、WATERPROOF HOUSING: The outdoor motion sensor alarm uses a robust ABS housing, IP65 water and dust resistant 2、MOTION SENSING: The sensing angle is 120°, which can widely catch any movement in the range of 3‑8 meters and activate the alarm 3、SIREN DETERRENT DEVICE: The siren horn sounds about 129db, the bright flash has 12 LED lights, and the solar alarm with sound can be heard and seen at 200 meters in the open area 4、SOLAR ENERGY AND USB CHARGING: The motion sensor alarm supports two charging methods, solar energy and USB, with solar energy as the main power supply, USB charging as a backup power supply for long rainy days to ensure uninterrupted work 5、EASY INSTALLATION AND WIDE USE: Motion detection alarm is suitable for farms, camping, homes, gardens, shops, courtyards and other places that need motion sensor alarms Item Type: Infrared Sensor Doorbell Material: ABS and monocrystalline silicon Sensor Battery: 1 x 3.7V Polymer Battery, Battery Capacity: 500mAh Solar Panel Specifications: Monocrystalline silicon 5.5V 100mA Working Distance: 200-300meter Low Sensitivity: 5-8meter Medium Sensitivity: 8-12meter High Sensitivity: 13-16meter Induction Angle: 120° 2 x Sensor 1 x Receiver 2 x Long Screw 8 x Short Screw 10 x Expansion Tube 2 x Through Needle 2 x Universal Head 1 x User Manual