Powered by solar or 12V DC power, with a built-in 1000mAh lithium battery. Control the alarm signal through the remote control to achieve sound and light , silent , disarming, or emergency rescue. Outdoor wireless solar infrared sound and light alarm. 433M wireless receiving circuit, capable of learning multiple remote controls or other wireless sensors. Adopting dual infrared detection technology, anti pet, anti white light, 6-level sensitivity adjustable, testing or power-saving mode. Sound and light alarm with ultra-low power consumption design, ensuring normal use under continuous cloudy weather conditions for one month., Manufacturer: Akfldms