Function & Feature :
1.Cranking for power generation
2. Cranking to charge mobilephones
3.3LEDs lighting
4.Compass attached
5.Carabiner design, convenient to carry and use

Main Technical Parameters: 
 

Item	Parameter	Unit
Max. luminous flux	4	Lm
Max. brightness	50000	Mcd
Lighting time after 1 minute cranking	30	Minute
Mobilephone's talking time after 3 minutes cranking	2-8	Minute
LED lifetime	50000	Hour
Switch lifetime	5000	Time
The whole unit lifetime	5	Year
Power output	>2	W

Size and Weight :
Size: 141*62*39mm
Weight: 133g