Buy Small Solar Panel Specification21W/18V MaterialMono Max voltage: (Vmp)19.08V Max current (Imp)1.10A Open circuit voltage (Voc)22.68V Short circuit current (Isc)1..17A Weight1.2kg Size800*300*5mm Efficiency of high-quality and high-efficiency monocrystalline Using tempered glass, high transparency. Anti-corrosion EVA effectively protects the battery panel. Strong and anti-wind and snow, unique technology to avoid freezing of water in the frame and deformation. Equipped with the supporting stand, it can directly face the sun and charge the device. Foldable Solar Panels design, handbag shape, stylish and generous, easy to carry. An ideal choice for camping, hiking, and other outdoor activities. OEM and ODM supported. Prevent the loss of electricity: used on the roof of the car, solar panel for camping charge the car battery at any time. Can prevent the car battery from losing electricity, and solve the situation that the car cannot be fired due to the battery loss caused by the long-term parking of the vehicle. On-board electrical appliances: when using on-board electrical appliances, the original power of the car battery will not lose (car audio, navigator, driving recorder, exhaust fan, car blower, car refrigerator, cell phone, etc.)Buy Small Solar Panel website:http://www.nbnewsolar.com/small-solar-panels/