1.Built-in 4V6ah rechargeable sealed lead-acid battery

2.Wide voltage range 100-240V,50/60Hz

3.Chargeing time 8-10 hours

4.Using 6V 3-7W solar panel(max input less than 7W)

5.DC 6V Output(can charge up to 3 items at one time)

6.USB mobiel phone charging function

7.When the Led bulb goes dim,please charge the product immediately.the battery will be earlier damaged if the product is charged, when the led bulb totally goes off.

8. If the product will be stored for long time ,please charge it at least one time Each 3 months and charge over-8-10 hours each time, otherwise the battery lift will be shortened.