Operating Voltage:9V~16vdcStatic current:≤50μA Operating Temperature:-10℃ to +50℃ Installation:wall mountedTransmitting Distance:80m without obstructionTransmitting Method:ASKDetection Angle:110?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