Features 1High Efficiency: Solar panel kit with 18W power can effectively convert sunlight into electricity with high efficiency and energy saving. 2Solar Controller: Dual USB, automatic battery voltage identification, voltage display, power display, LCD display, charge and discharge parameters can be self adjusted, light control and time delay can be set. 3Solar Panel: High efficiency monocrystalline solar panel with aluminum substrate, high efficiency chip and PET, which has good anti corrosion and wear resistance and is durable. 4Full Protection: It can prevent battery overcharge, over voltage, discharge and short circuit, reverse polarity protection, full protection for the battery, equipped with inverter, which can make the solar energy better converted to electricity for you. 5LCD Screen: Equipped with 30A solar charge controller, LCD display, easy to understand the current working status of the solar charger, floating charge, stop discharge, reconnect and charge after discharge can be adjusted. Specification Item Type: Solar Inverter System KitMaterial: Aluminum Substrate, High Efficiency Chip, PET, ABSGross Weight: 1835g / 64.7oz Package List 1 x Solar Controller1 x Inverter1 x Solar Panel2 xBatteryClip1 xCigaretteLighter2 xDC Clip1 xDC Cable2 x Instruction Manual