1.4.3 inch digital TFT LCD monitor; 2.AV signal auto detect power on/off; 3. Auto switch when reversing; 4. AV input*2; Itern RatingUnitOperating voltageDC6V-32VVEnvironment Humidity10%-90%%Display size3.5/4.3inchSystemPAL/NSTC REVERSING MONITOR WITH 4.3 INCH SCREEN SUPPOR REARVIEW CAMERA/VISUAL REVERSING RADAR/AV INPUT*2/PLA/NTSC COMPATIBLE