1) Power source: AC110V ~ 250V DC 12V 2) Charging time: 14 hours approx for AC charging adaptor 3-4 days approx in the sunlight for solar panel. 3) Load time: 8 hours approx 4) Rechargeable battery: 6V/4AH maintenance free Lead-acid battery 5) Tube: 7W energy saving lamp 6) Material of shell: ABS 7) Solar panel:3W poly-crystallines 8) Available color:blue,orange,silver 9) Charging mode : AC rechargeable adapator Solar panel: 2.5W mono-crystalline silicon solar panel 10) Size: Dia.130mm,H.255mm