Wireless passive infrared detector Technical specificationoperating voltage:9v~16vdcstatic current: 50 a operating temperature:-10 to +50 installation:wall mountedtransmitting distance: 80m without obstructiontransmitting method:askdetection angle:110íp detection range:12*25malarm frequency:433.92m; 315manti tamper switch: n.C. In contacting point; N.O. Shows alarm. (green led on)size:104*60*32mm