SOLPERK Solar Panel Kit 30W 12V, Solar Battery Trickle Charger Maintainer + Upgrade Waterproof Controller + Adjustable Mount Bracket for Boat Car RV Motorcycle Marine Automotive

☞【Outstanding Quality】30W solar panel adopts well-built monocrystalline cells with high conversion efficiency up to 24%. Using Tempered glass, weatherproof film and plus aluminum frame for excellent extended outdoor use, which can withstand storms for more than 10 years.
☞【Waterproof controller】 Improved waterproof case eliminates the problem of controller water failure. Advanced PWM algorithm can fully protect the battery: under/over voltage, output overload, short circuit and anti-back connect protections. It can greatly enhances 20% charging efficiency with no additional self power consumption.
☞【Easy Installation】Equipped with an adjustable mounting bracket, which can rotate 360 degrees to get the best sunlight reception. Comes with mounting accessories to install solar panel on the ground, wall, roof, etc. without any extra maintenance.
☞【Wide Application】 It can be used as solar battery charger and maintainer for different 12V DC batteries, such as Wet, Gel, MF, EFB a