function as follows:

1)cycle recharge power 
2)touch switch 
3)3l evel adjustable brightness 
4)Free twisted tube 
5)100,000hrs working life 

6) Recharge power 3 hours and it can work around 15 hours.

7) 18 pcs of leds . 

-INPUT: DC 5V 1000mA

-MATERIAL: ABS+LAS

-BRIGHTNESS: 800LX

-There is a Lithium battery inside that can store about 15 hours working time if you charge it .