AHD Backup CameraHEATER DEFROST RAINDROPS ELIMINATE FUNCTION FOR TRUCK VAN REAR VIEW CAMERAModel NO.:LC-018AHFEATURES:•* Defrost / droplets eliminate – Manual & Temperature control start* High-efficiency heater defrosts in about 4~7 minutes*For truck van vehicles rearview surveillance* Sensor: CMOS / AHD Sensor* Lens: 2.5 mm* View angle: 60~120°Click for more info: https://kysail.com/products/car-cameras-2/