You don't change the battery anymore, always there when you need it.
Just twist 10 seconds to produce up to 15 minutes super bright LED light!

Product Purpose:
By twisting end cap ten seconds to charge power, easily bring you lights for camping, climbing, traveling, voyaging, exploration. It is requisite for outdoor campaign

Specification:
LED bulb * 3
Power: 800mW
LED lifetime: >50000 hours
Lithium battery lifetime: >500 times
Charge time: 10~30 seconds
Brightness of lighting: >25000 mcd
With compass at the end of body
Dimension: OD40 x 118mm
Net weight: 95g
Material: ABS
Color: Silver

Instruction: By twisting ten seconds at end cap of flashlights body to charge power, then push switch ON/OFF for LED lights. When the lights become darker, pls twist end cap again by charging power to last light time. Then push switch, the LED will lights again.