【MPPT Charge Controller】Upgraded 10A MPPT charge controller with intelligent maintenance generates more power at least 20%-30% than traditional controllers. Fully protect the battery and prevent it from overcharging, over-discharging, overvoltage, short circuits, reverse polarity, reverse current, etc. 12V solar panel kit with less voltage loss and high charging efficiency with no additional self-power consumption.【High Conversion Efficiency】The Voltset 20W 12V solar panel charger is made of tempered solar glass with a corrosion-resistant aluminum alloy mounting frame. Adopting monocrystalline A+ solar cells with an effective conversion rate of up to 23%. IP65 waterproof and rust-proof solar battery charger can withstand all severe weather conditions such as strong winds, thunderstorms, blizzards, and hail, and can withstand wind pressures up to 2400Pa and snow loads up to 5400Pa.【Visualized Charge】The solar charge controller has 3 LED indicators, which can clearly monitor the battery condition and view the charging status of the solar panel. The blue light means exposure to sunlight, the red light means charging and the green light means fully charged. No battery power is required, just put the solar panel in a place with sufficient sunlight and direct sunlight without being blocked.【Easy Installation】The solar battery trickle charger is equipped with a 360° adjustable mounting bracket. Mounting the stand on the ground, wall, and roof is easy with the pre-drilled mounting holes and required screws. Plug & play SAE connector for easy use. The 4 corners are also equipped with anti-fall protective sleeves to better protect the glass plate. The bracket is anti-corrosion and anti-rust, so you don't have to worry about bad weather and greatly extends the service life.【What You Will Get】Package includes 1*Solar Panel, 1*10A MPPT Charger Controller, 1*Mounting Bracket, 1*Alligator Clip, 1*O-ring, and 1 set of Mounting Pieces. VOLTSET provides 24/7 professional customer service and a 12-month warranty. The 20W 12V Solar Battery Maintainer is designed to charge and maintain any 12V rechargeable battery. Suitable for RVs, cars, trailers, lawnmowers, motorcycles, campers, boats, sheds, cabins, door openers, pumps, security cameras, electric fences, and more. Product Description 1 FAST RESPONSE 2 WHAT U GET Voltset 12V Solar Panel Specifications Maximum Power 20W Maximum Power Voltage 18V Maximum Power Current 1.11V Open Circuit Voltage 21.6V Cell Type Monocrystalline Charge Controller 10A MPPT Controller Mounting Stand 360° Adjustable Operating Temperature -40℉ To 185℉ Dimensions 15 x 13.6 x 0.8 inches Weight 4.96 lbs Track Page Views WithAuctiva's Counter