MODEL: EL-55 BRAND: E.L. PASSIVE INFRARED DETECTOR FEATURES: 14m x 14m/ 46' x 46' coverage Superior RFI, EMI, ESD and lightning protection PCB easy lock Thermal optic stabilization cavity 1, 2 or 3 selectable pulse count Easy view LED Operating Voltage 9-16Vdc Current Consumption 15mA@12V (standby) Pulse Count 1, 2 or 3 Sensor Dual Element RFI Immunity 30V/m up to 1GHz Temp. Compensation FTC MB2 Support Yes Dimensions 11.4 x 6 x 5cm 4.5 x 2.4 x 2"