Solar alarm driver, this product features camping theft, outdoor animal drive, intrusion alarm, self-defense alarm and so on. Products use infrared sensing to obtain information and send out ultrasound to drive specific animals. Infrared sensors can detect moving objects and trigger 120 dB alarm sound, ultrasound and strong light at the same time to prevent bad people and large dangerous animals from intruding and driving away, so as to protect your personal safety. This product has two working modes, which can be selected according to different environments, and two charging modes, which are suitable for different situations.