... COMPRESSIONG.711 STORAGESTORAGESD card, external USB device(memory stick or hard drive)FILE FORMATAVI INTERFACESENSORS1 speed sensor, 1 ignition sensor, 3 sensors ... COMSUMPTIONWorking power: <5W, Strand by power: 0.1W (exclude camera, hard drive, monitor) OTHERWORKING TEMPRETUREFrom -10 ~ +60SIZE115mm x 92mm x 20mm STANDARD ...