Features: 1Suitable for outdoor emergency charging, equipped with fan cooling and ventilation, mobile phone emergency charging. 2High conversion rate, high output efficiency, and excellent low light effect. 3Overload protection, reverse protection, DIY backpack and teaching purposes. 4Durable, thin and lightweight, easy to use and carry. Solar panel, suitable for outdoor light rain. 5Single crystal solar battery, high efficiency, more convenient installation. Condition: 100% New Item Type: Material: monocrystalline silicon Color: As picture shown Product Size: Approx. 330x360x3mm/13x14.2x0.1in Weight: Approx. 750g Solar panel power: 20W Solar battery: monocrystalline silicon Solar panel working voltage: 18V Open circuit voltage of solar panel: 21.6V Solar panel short-circuit current: 1.11A (maximum value) Output port: dual USB, DC5521 female Product features: integrated voltage regulator module, 5V dual USB regulated output Product use: charge 5V devices such as mobile phones and sports cameras, and charge 12V car batteries such as car and boats Package Included: 1 x Car charging line1 x Clip line2 x Hanging buckle4 x Suction cup1 x&nbspSolar Panel&nbsp1 x Multifunctional charging cable