Features1Efficient: The solar panel uses 30% high conversion rate crystalline silicon material, which greatly improves the charging efficiency of the solar charger. 2Stable Performance: Solar charging panel has high conversion efficiency, better output efficiency, low light efficiency and high applicability. High stability and durability. 3Lightweight And Portable: Solar panel charger is compact and light weight, about the weight of a cell phone, easy to carry, to meet your outdoor use needs. 4Easy To Use: Place the solar panel in a position facing the sun. The corresponding interface on the wiring can be connected to the product that needs power. 5With Battery Box: In the absence of the sun or when the sun is not strong, the battery box can bring enough power to support the fan or water pump.SpecificationItem Type: Solar Panel KitMaterial: Polycrystalline SiliconUse: Solar PanelMaximum Power (Pmax): 10W Open Circuit Voltage (Voc): 20V Maximum Power Voltage (Vmpp): 18v Short Circuit Current (Isc): 0.89A Maximum Power Current (Impp): 0.65A Output: USB DC Type CBattery Box: 3 x Lithium Batteries, 18650 (Shipped Without Batteries) Solar Controller:Rated Current: 100AGross Weight: Approx. 877g/31ozPackage List1 x Solar Controller 1 x Solar Panel 1 x Water Pump 1 x Accessory 1 x Battery Box (Battery Not Included) 2 x Double Ended DC Cable 2 x Instruction Manual