Working Distance 2-15 meters Power DC/AC 12 to 24V Working Current 50mA Input RX 15mA~TX 30mA Relay Power 30V DC 0.5mA Infrared Frequency 1.92Khz Wavelength 940nm Sensor Angle +-10° Operating Temperature -30~+50 Dimensions 49.2 x 76 x 21.6mm Weight 93gr