1-Min Magnetic Installation6 powerful magnets enables tool/drill/wire-free setup on any metal surface in 1 minute. Soft Rubber Base to Avoid Scratches, Monitor Powered by Cigarette Lighter (Plug & Play) 7 Inch 1080P & 4 ChannelsVenluna wireless backup camera features a 1080P HD monitor delivering a wide crystal-clear view, with 4-channel support for up to four cameras. Solar-Powered & 15,000mAh Large Capacity Battery 24H usage on full charge, solar panel extends battery life for long trips. NOTE: Solar is not the primary charging method. Adjustable Angle & Night Vision170° ultra-wide lens (90° up/down adjustable) to eliminate blind spots at all angles. Advanced IR night vision ensures clear dark visibility. IP69 dust/waterproof for extreme weather. Stable Signal & Auto-SleepEquipped with advanced 2.4G wireless & dual antennas to ensures stable, interference-free signal up to 500ft. 30s auto-sleep after display power-off saves energy. DVR Loop RecordingSupport