Features:Gas spring knighthead assistance copingAdjustable pan/tilt unit insideTemperature auto-control circuitIP66 environment protectionWiper blade stops on side automaticallyOptional wiper blade and IR illuminator Technical dataInput voltage: 24V AC (±10%), 220V AC (±10%) Power consumption: 24V AC: 20W 220V AC: 12W Working temperature: -30~ + 50°C Material: aluminum alloy and cast-aluminum Constant temperature:Heater: On: 5 ± 5°C Off: 15 ± 5°C Fan: On: 40 ± 5°COff: 25 ± 5°C