Connectivity: Dependent on door control device: CAPXLV, CAPXM, CAPXS or CAP2D Power Supply Voltage: 5-16 VDC (Power supply not included) Current: SRDRST – 120 mA average, 170 mA peak, SRDRKP – 145 mA average, 195 mA peak Technology: Multiple Technology with Proximity (125 KHz), Smart (13.56 MHz) and mobile credential (BLE) Prox: 125 KHz - Standard 26-bit, 30-bit, 37-bit Smart: 13.56 MHz – 32 bit Mi-Fare, 56 bit LiftMaster Dual Tech: LiftMaster – 36-bit (125KHz) and 56 bit (13.56 MHz) Mounting: Single Gang – includes integrated backplate, wall plate, and mounting hardware. Dimensions: 5.1”x3.25”x0.71” Temp Range:-31F to 150F (-35ºC to 66ºC) Shipping Weight: SRDRST: 0.68 lbs SRDRKP: 0.78 lbs.