Solar Panel 2W multi-crystalline solar panel Battery 4pcs 1.2V/4.5AH D-cell Ni-MH rechargeable batteries Lighting Source a. 3W LED lamp b. Life time: 100,000hrs Input and Output Integrated input/output outlet providing THREE charging options and ONE DC output Input Option A ?charge by regular electricity. Charging time: 6-8 hours Input Option B ?charge by car battery. Charging time: 6-8 hours Input Option C ?charge by sunlight. Charging time: 12-15 hours with 2W panel Once fully charged, the lantern will continuously work for 20 hours Output: DC6V outlet for charging mobile phones and other small digital electronics