Product description: This solar-powered outdoor motion sensor alarm integrates multiple functions and is specially designed for outdoor safety and animal deterrence. It is equipped with a 129 decibel large volume noise generator, capable of emitting 13 different alarm sounds, effectively scaring away intruders or animals. In addition, the device also has a strobe light to further enhance the deterrence effect. The alarm offers 4 working modes to adapt to different usage scenarios. It can be installed on the ground or on a garden fence. It is easy to install and suitable for use in homes, farms, warehouses, etc. Color: red green Power supply: Solar DC charging Installation type: ground plug + wall hanging Battery description: Polymer battery (backup power supply) Sensing distance: 17-26 feet (subject to ambient temperature)