Specifications:*Material: Monocrystalline Silicon + ABS*Power: 20W*Colour: Black*Size: 210x175x2.5mm (approximately)*Fan size: 10x10 cm (approximately)*Voltage: 12 V*Current: 800MA*Interface output: USB + DCPrecautions1. Please do not scratch the surface of the solar panel with sharp objects.2. When charging the charger with solar energy, please place the solar panel facing up in direct sunlight to ensure the best charging effect.3. Please do not put the charger in outdoor solar energy for emergency charging in rainy days, so as not to cause short circuit. (The front of the solar panel is not afraid of rain (note that no water enters the USB and DC ports.)Notice:1.Please allow 1-2cm error due to manual measurement.2.The colors may have different as the difference display,please understand.Package Includes：1 x fan1 x solar panel1 x battery clip1 x car charger