IPoster 7 Digital Wireless. Splitscreen Monitor with Built-in DVR-Loop Recording Max support 256GB Card +3x Wireless 1080P Backup Rear View Camera. With Solar Panel / 9000mah Rechargeable Battery. / 7 IR Leds Night Vision 150° Viewing. DC12-36V For Truck Trailer RV Caravan Camper. RV backup camera with Unique digital signal dedicated dual antenna, power, transmission distance, stability, durability are improved by at least 50%. The rv car camera can send 1080P videos to the display via the stronger signal. The signal can reach 320ft in open area and working on vehicle range under135ft. The back up camera systems wireless with capacitive touch button sensor more durable and smoothly as well as extend the service life. It can add up to Four rear view camera/side view camera/front view camera. Trailer backup camera with super large HD 1080P 7 monitor. The image is super clear and any distortion is reduced to a minimum. Thus, you will get to enjoy a flawless parking and driving experience. The image could be flipped between mirror(rear view) and facing(front view). Backup lines optional to turns on/off. Mirror / Flip image. The camera image can be set to mirror image or flip image mode. Back up camera system with 4 channels, up to 4 cameras can be added to the HD 1080P monitor. With 7 infrared lights. It has a wide viewing angle of 150 degrees. Camera built in 9.5cm x 6cm solar panels. It can consectively generate power for the 9000mah battery, the camera also canbe recharged via type c port. Recharge battery even work on cloudy days. Camera built in a magnetic base. Camera can suck on any steel surface strongly, you can easily move the portable camera to anywhere. Backup camera system can be use for Reversing/Rear view or full time constantly view, suitable for RV, 5th Wheel, Truck, Trailers, Campers, Bus and different type of vehicles. Screen type: IPS Screen. Screen size: 7 inch. Night Vision: 7 IR LED lights. Solar Panel Size: 9.5cm x 6cm. Magnetic Base Size: 11cm x 7.4cm. Signal Coverage: 135ft apro. 1x 7 Digital Wireless Monitor. 3x Solar Magnetic Battery Wireless Cameras. 1x USB Cigarette Light Adapter. 1x Metal U-style Bracket. 1x Type c Power Cable. Positive feebacks and Excellent DSR will be much appreciated! If you have any problem. Please feel free to contact me, we do try respond as quickly as possible.