Voltset 20W Solar Battery Trickle Charger Maintainer + Upgrade 10A MPPT Charge Controller + Adjustable Mount Bracket, 12V Waterproof Solar Panel Trickle Charging Kit for Car RV Boat Motorcycle Trailer Item Description About this item ??Upgraded MPPT Controller?Intelligent MPPT charge controller with maintenance generates more than 20%-30% more power than other solar charge controllers. 10A MPPT charge controller 100% waterproof, can be completely submerged in water. Fully protect the battery and prevent it from over-charge, over-discharge, over-voltage, over-current, over-load, short circuit, reverse polarity, and over-temperature.The 10A controller is suitable for maximum power of solar panels not exceed 130W. ??360 Adjustable 4 Corners?The solar trickle charger is equipped with a 360 adjustable mounting bracket, that can be used to position the panel at any angle, and easily mount the stand on the ground, wall, and roof, ensuring maximum sunlight absorption and power generation. The 4 corners are also equipped with a fall jacket to better protect the glass panel. During installation, the safety is protected from scratches. ??Great Monocrystalline Siclion?The 20 watt solar panel adopts A+ monocrystalline silicon with an effective conversion rate of up to 30%. In the case of sufficient sunlight, high efficiency, and high conversion rate can be achieved, which greatly improves the charging efficiency and speed than other amorphous materials.And lifespan up to 25 years. ??Durable Waterproof?Solar battery charger is made of tempered solar glass with a corrosion-resistant aluminum alloy mounting frame. The tempered glass is high-strength and impact-resistant, well-built, and has worked for years. 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. ??LED Indicators Monitoring?With 3 clear LED indicators to help you visualize the working status and battery condition well at all times. Red light and Blue light (Charging) - Blue light (In Sunlight) - Green Light (Full Charge) - No Light (Short Circuit). When solar power fails, you can check the connection in time. The solar charge maintainer is only powered by solar panels and does not consume battery power. ??Widely Application?Solar battery chargers are convenient to use for cars, boats, trucks, marine, motorcycles, tractors, ATVs, dump trailers, lawnmowers, snowmobiles, RVs, campers, door openers, pumps, security cameras, electric fences. Compatible with 12V rechargeable batteries like LiFePO?, Lithium Ion, AGM, SLA, GEL, EFB, MF, etc. Plug play SAE connector for easy use. ??Work From -40?~185??Solar battery charger can be worked in extreme weather from -40?~185?. Voltset 12v solar panel is essential item in your life, providing you with green energy. ??12-Month Warranty?VOLTSET provides 24-hours professional customer service and 12-month warranty. If you have any questions, please contact us. We appreciate to improve from your suggestion. Package includes 1*20Watt Solar Panel, 1*10A MPPT Charger Controller, 1*Mounting Bracket, 1*Alligator Clip, 1*O-ring, and 1 set of Mounting Pieces. ? See more product details Payment We accept payment only through PAYPAL Shipping We ship products worldwide through standard express courier service, it will reach within 7 to 10 days to abroad buyers, we ship the product after recieved clear payment and give full information about shipment to the buyer Return We accept product return within 7 to 21 days from delivery date but product should be in original position and not in damaged condition,the return shipping charges will be buyer responsibility