VEVOR 20W 12V Solar Battery Trickle Charger Maintainer, Mono Solar Panel Battery Charger with Built-in MPPT Controller & Adjustable Mount Bracket, IP65 Waterproof for Car Boat RV Trailer House Roof

VEVOR 20W 12V Solar Battery Trickle Charger Maintainer, Mono Solar Panel Battery Charger with Built-in MPPT Controller & Adjustable Mount Bracket, IP65 Waterproof for Car Boat RV Trailer House RoofSmart Charging ControllerBuilt to LastEasy to ConnectWide ApplicationsHigher Conversion EfficiencyHigh CompatibilityCompatible Battery Voltage: 12V,Solar Panel Dimensions: 15.4 x 13 x 12.6 in / 391 x 330 x 320 mm,Maximum Power: 20W,Solar Cell: Monocrystalline Silicon,Waterproof Rating: IP65,Color: White,Controller Type: Built-in MPPT Controller,Item Model Number: 20W,Surface Material: High-Transparency Tempered Glass,Net Weight: 4.14 lbs / 1.88 kg