Do you want to have a solar panel charger for outdoor charging use? If so, our solar panel kit is carefully prepared for you. The portable and waterproof design brings much convenience to your life, which is suitable for outdoor and indoor use. Features -Color: Black. -Material: Monocrystalline Silicon, ABS, Rubber, Copper. -Size: About 42.00X28.00X2.50cm/16.51X11.00X0.98in. - The solar panel is made of a high-efficiency polycrystalline silicon battery with high conversion rate. - The controller is equipped with overcurrent protection, short-circuit protection, low voltage, and over-load protection. - Waterproof design and high strength, can adapt to various complex and severe weather conditions. - The charge controller should connect the battery first, then the solar panel, and finally the load. - Unique craftsmanship makes the components beautiful, strong in water resistance and easy to use. Specification: Maximum power (pmax): 15W. Open circuit voltage : 20V. Maximum power voltage (vmpp): 18V. Short circuit current ( ): 1A Maximum power current (impp): 0.75A. Output: 18V. Test condition: AM=1.5. Irradiance=1000W/square meters. temperature = 25 degree centigrade. Package list: 1 panel 1 controller 1 charger 1 x battery clip 4 x suction cups 2 x carabiners 1 x manual