VEVOR 20W 12V Solar Panel Battery Charger, Solar Battery Trickle Charger Maintainer with Built-in Smart Controller & 3 Connection Cables, IP67 Waterproof Portable for RV Car Motorcycle Boat Van Camper

VEVOR 20W 12V Solar Panel Battery Charger, Solar Battery Trickle Charger Maintainer with Built-in Smart Controller & 3 Connection Cables, IP67 Waterproof Portable for RV Car Motorcycle Boat Van Camper6-Stage ProtectionsHigh CompatibilityBuilt to LastEasy to ConnectWide ApplicationsHigher Conversion EfficiencyCompatible Battery Voltage: 12V,Solar Panel Dimensions: 14.17 x 13.78 x 0.98 in / 360 x 350 x 25 mm,Maximum Power: 20W,Solar Cell: Monocrystalline Silicon ,Waterproof Rating: IP67,Color: Black,Item Model Number: 20W,Surface Material: High-Transparency ETFE Film,Max Power Voltage: 15V,Net Weight: 1.23 lbs / 0.56 kg