Sharp 720p HD resolution presents a clear view behind your vehicle when in reverse; wirelessly pairs with your compatible Garmin navigator NightGlo technology illuminates up to 20 feet behind your vehicle for exceptional visibility at night Long 50’ transmission range makes this backup camera ideal for longer vehicles, including semi-trucks, RVs and trailers Wide 160-degree field of view gives you a full picture of what’s behind your vehicle Rugged, compact design and IPX7 weather-resistant (withstands incidental exposure to water of up to 1 meter for up to 30 minutes) housing means that BC 50 can withstand rain, snow and harsh road conditions Optional 50’ extension cable (sold separately) adds to the transmission range to provide a range up to 100’ for extended rigs and vehicle-trailer configurations Requires connection to a switched 12-volt power source, such as your vehicle’s reverse lights; professional installation recommended