Features:Monocrystalline solar panel, high conversion rate and long service life.Equipped with dual USB output ports, convenient for charging two devices at the same time.Can be used for charging your mobile phone, MP3, tablet and other USB devices.You can place the solar panel under the sunlight to charge your devices directly.Provide a Car Charger for car-charging and the crocodileclip can be used to charge the 18V batterys.IP65 water-resistant, safe and reliable, environmental protection and energy saving.Widely suitable for traveling, camping, hiking, climbing, riding, etc.Comes with a solar charge controller for more convenient use.The solar charge controller is with LCD display, and it supports parameter adjustable.Controller supports short-circuit protection, open-circuit protection, reverse protection and overload protection, safe to use.