30W 12V Solar Panel Battery Charger, Solar Battery Trickle Charger Maintainer with Intelligent MPPT Controller & Adjustable Mount Bracket, IP67

30W 12V Solar Panel Battery Charger, Solar Battery Trickle Charger Maintainer with Intelligent MPPT Controller & Adjustable Mount Bracket, IP67 Waterproof for Car Boat RV Motorcycle Trailer Smart Charging Controller Built to Last Easy to Connect Wide Applications High Compatibility Higher Conversion Efficiency Compatible Battery Voltage: 12V,Solar Panel Dimensions: 18.82 x 16.46 x 0.79 in / 478 x 418 x 20 mm,Maximum Power: 30W,Solar Cell: Monocrystalline Silicon,Waterproof Rating: IP65,Controller Type: External MPPT Controller,Item Model Number: 30W,Surface Material: High-Transparency Tempered Glass,Max Power Voltage: 20V,Net Weight: 4.61 lbs / 2.09 kg