Software Features Front and Rear Error Proof Hardware Features Indicator Indicator Blue (on front panel), Green/Red (on PCB RF Transmission RF Frequency 433 MHz RF Modulation 2GFSK RF Speed ​​10 kbps RF Range 800 m (open area) Electrical Features Power Supply 4 CR123A Batteries (Default) or 12 VDC Battery Life 5 Years in Standby Mode Power Consumption Static Consumption: ≤ 20 uA General Operating Temperature -10 °C to +60 °C (14 °F to +140 °F) Operating Humidity 10% to 90% (non-condensing) Shell Material PC + ABS Dimensions (WxHxD) 90.0 × 90.0 × 30.0 mm (35.4" × 35.4" × 11.8") IP Rating IP54 Application Scenario Indoor Color White Wall Mount