POWOXI 20W Solar Panel 12 Volt Solar Battery Trickle Charger Maintainer Waterproof Solar Panels Kit 12V Batterys, 20Watt Solar Panels for RV Boat Car Motorcycle Snowmobile, with Upgrade Controller - SP-M20W-PRO

• ☑️【Upgraded Back LED Smart Charger Controller】Solar panel Increase Power conversion efficiency by 30%, The new upgraded controller does not consume battery power! It will intelligently adjust the charging efficiency based on the state of the battery, Also have full protections such as short circuit protection, lightning protection, under-voltage protection, overcharge protection, and reverse polarity protection, You can understand the working status of solar panels in real-time. ☑️【POWOXI Superior Quality Material Pro+】This 20 Watt Solar Maintainer cell has an more excellent cell efficiency upgrade of 25.63%, the 20w solar panels with high-strength transparent tempered glass+black monocrystalline silicon battery tablets Provide the Highest Power Conversion efficiency and Prolonged Lifespan while reducing current and resistance loss with a thinner design. ☑️【Built to Last More Durable】IP65 waterproof performance, From POWOXI using black electroplating Corrosion-Resistant Aluminum Frames can withstand the changing more outdoor environment and prolong its service life, This waterproof solar battery charger needs no additional maintenance, The sturdy solar panel can withstand high wind and snow, and high temperature, have excellent performance in low-light environments. ☑️【Easy to Install and Use】The solar panel is equipped with 4 high-strength ABS plastic installation racks and 4 Pre-Drilled Holes for quick mounting, and can also use 2 brackets to support solar panels to adjust to a reasonable sunlight angle, The perfect charger/maintainer for any 12v battery, LiFePO₄, Lithium Ion, motorcycle, boat, tractor, ATV, trailer, farm equipment. ☑️【12-Month Warranty】 The quality of your premium solar battery charger is guaranteed by CE/ROHS certifications and comes with a free 12-month warranty+lifetime technical support! If you have any questions, please contact us. Your suggestion helps us improve!