10w solar system, it can power two 3w LED lamp for more than 14 hrs. Used for camping, outdoors ... , and traveling 10w solar system, it can power two 3w LED lamp for more than 14 hrs • Used for camping, outdoors ... . Battery: Acid-lead battery, 12V/7Ah.3. Lamp: 3W LED lamp, 2 pcs,with 5m power line4.12VDC out*7pcs,5V DC out ... time: 8~10hrs 6.Working time:more than 10hrs for 2 lamps and radio