1) Crank by hand for power
2) Charge the mobile phone under emergency; provide 2-8 minutes talking time after 3 minutes charging
3) Max. brightness: 45,000mcd
4) Easy to use, never need battery, it is a wind-up generator
5) The unit head can circumrotate 45/7 degrees, it is practical and convenient
6) Attached an army knife, it can use directly and individually, and enlarges its practicality
7) A compass attached
8) It has a delicate exterior Size: 1) Length: 172mm 2) Width: 61mm 3) Height: 67mm 4) Weight: 250.5g