BrandUltraFire
ModelD77
Quantity1
ColorBlack
MaterialAluminum alloy
Emitter BrandCree
LED TypeXM-L
Emitter BINT6
Color BINCool White
Number of Emitters6
Working Voltage4.2~8.4 V
Battery Configuration4 x 18650 batteries pack (4200mAh / included)
Circuitry2500mA
Brightness3000 lm
Runtime2 hours
Number of Modes3
Mode ArrangementHi>Mid>Fast Strobe
Mode MemoryNo
Switch TypeReverse clicky
Switch LocationTailcap
LensGlass
ReflectorAluminum Smooth
Flashlight MountingHandlebar and helmet
Beam Range150m
Strap IncludedNo
Clip IncludedNo
Packing List1 x Bike light (70cm-cable)
1 x 18650 batteries pack (4200mAh with two parallel two series、 50cm-cable)
1 x AC power charger adapter (2-flat-pin plug、 100~240V、 50/60Hz、 120cm-cable)
1 x Headband (50~80cm)
2 x Rubber O-rings

BrandUltraFire
ModelD77
Quantity1
ColorBlack
MaterialAluminum alloy
Emitter BrandCree
LED TypeXM-L
Emitter BINT6
Color BINCool White
Number of Emitters6
Working Voltage4.2~8.4 V
Battery Configuration4 x 18650 batteries pack (4200mAh / included)
Circuitry2500mA
Brightness3000 lm
Runtime2 hours
Number of Modes3
Mode ArrangementHi>Mid>Fast Strobe
Mode MemoryNo
Switch TypeReverse clicky
Switch LocationTailcap
LensGlass
ReflectorAluminum Smooth
Flashlight MountingHandlebar and helmet
Beam Range150m
Strap IncludedNo
Clip IncludedNo
Packing List1 x Bike light (70cm-cable)
1 x 18650 batteries pack (4200mAh with two parallel two series、 50cm-cable)
1 x AC power charger adapter (2-flat-pin plug、 100~240V、 50/60Hz、 120cm-cable)
1 x Headband (50~80cm)
2 x Rubber O-rings
Dimensions: 2.40 in x 2.05 in x 2.05 in (6.1 cm x 5.2 cm x 5.2 cm)
Weight: 8.61 oz (244 g)