Frequency: 24.125 GHz Microwave detection based on Doppler concept N.O. & N. C. Relays switched at the same time Pet immunity up to 77 lbs (35 kg) 16 levels of PIR sensitivity adjustment and 3 microwave sensitivity groups Temperature compensation Microcontroller signal processing Front and back tamper protection Audible indication of walk test and intruder detection Unique waterproof sealed plastic design Detection range: up to 59 ft (18 m) Detect human intruders walking or running No maintenance required High RFI/EMI immunity Protection from: direct sunlight, wind up to 30 m/sec, snow and rain, small animals, removal of the top cover and removal from mounting bracket Rain and dust proof: IP65

Frequency: 24.125 GHz Microwave detection based on Doppler concept N.O. & N. C. Relays switched at the same time Pet immunity up to 77 lbs (35 kg) 16 levels of PIR sensitivity adjustment and 3 microwave sensitivity groups Temperature compensation Microcontroller signal processing Front and back tamper protection Audible indication of walk test and intruder detection Unique waterproof sealed plastic design Detection range: up to 59 ft (18 m) Detect human intruders walking or running No maintenance required High RFI/EMI immunity Protection from: direct sunlight, wind up to 30 m/sec, snow and rain, small animals, removal of the top cover and removal from mounting bracket Rain and dust proof: IP65