Components 1. Mono solar panel: 8W/18V 2. lead acid battery 12V 4.5A 3.Solar controller 12V 3A 4.Led lamp 12V 2W(2pcs) 5.Ligting cable 5m 6.Solar panel cable 5m 7. 3in1 usb cable kits 8.12V DC ports 4pcs (for bulbs) 9.USB port 5V 2.5A 1pcs 10.Working time for 24 hours for lighting 11.solar charging time 8 hours by solar Application For solar power system: 1.Charging time: generally is about 7 hours full charged 2.Work time:17-20 hours for 2w led light after fully charged 3.Have wide use for indoor and outdoorsuch as homehousecampingtourismclimbing and some emergency etc. 4.USB port : 5V 2.5A continous working current at 2.1A 5. Peak power 21.06v for solar panel short circuit protetion current 0.74A Use for lighting and mobile or other 5V appliances charging. Advantages: 1.No electricity required 2.Powered by sunlight during daytime 3.Lighting up at dark automatically 4.Easy to install without wiring needed 5.Anywhere to installTwo ways to install on ground on wall 6.LED screen display of battery status when battery voltage is over than 12.5v it means battery full charged. 7.Lead acid battery used in power box. 8.Safe and long life.