Function: 24-hour sound and light alarm mode + 24-hour flash silent alarm mode + night sound and light alarm mode + night flash silent alarm mode, wireless remote control function Press any remote control for 5 seconds to turn off (wireless remote control standby)
Sensing distance/angle: 5-8 meters (affected by the ambient temperature) sensing angle of 110 degrees, the remote control distance of 10M- up to> 200 meters (distance affected by -obstacles and interference signals)
