LeeKooLuu 7" Wireless Car monitor Car Backup Cameras Monitor For Truck Parking Rearview System Rear Camera12V 24V Wireless car reverse reversing backup rear view camera for trucks bus excavator caravan RV trailer with monitor Dual 12V 24V Wireless car reverse backup rear view camera for trucks bus excavator Caravan Van RV Trailer with Monitor rear view camera , parking , parking assistance , backup camera , wireless parking , reverse camera , rearview camera 1. 7-Inch LCD widescreen wireless monitor--With high resolution image, full color display and low power consumption.2. Two Wireless Ir Night Vision Waterproof Rearview Back Up Reverse Cameras --Auto Water-resistent Camera Lens, with 18 individual Infrared (IR) LED. Effective range up to 15m3. Easy to install--Wireless parking assistance; The monitor will start up automatically, and synchronously display the video from rearview camera when you're backing or braking your car.4. IP 67 waterproof grade can cope with marine environment. Hard Metal Cased Camera; Waterproof and Mud proof; It can last for longer without heating up, so you can show the rearview all time.Specification:2.4GHz analog wireless 7 inch color monitorOperating Frequency: 2400-2483.5 Mhz Standard: 2370MhzTransmission distance: 50 metersCompression format: MPEG 4 videoTransmit frequency:18 dBmTransmission speed:12 MbpsFHSS: Frequency Hopping Spread SpectrumHopping rate:1200 / SScreen size: 7-inch16: 9 wide screenResolution: 800R.G.B x 480 dotsSystem: PAL / NTSC