10w solar system, it can power two 3w LED lamp for more than 14 hrs. Used for camping, outdoors activities, ... and traveling 10w solar system, it can power two 3w LED lamp for more than 14 hrs • Used for camping, outdoors activities ... line2. Battery: Acid-lead battery, 12V/7Ah.3. Lamp: 3W LED lamp, 2 pcs,with 5m power line4.12VDC out*7pcs,5V DC out ...