High max output of 6800 lumens
Flashlight Record
Sofirn
Sofirn SK31
The Sofirn SK31 is a tactical-style handheld flashlight with 6800 lumens max output, a beam distance of 395 meters, multiple modes including tactical and outdoor, and a rechargeable 21700 battery with USB-C charging.
Last updated
Weight223.3 g (7.88 oz)
PriceUS$52.99
Max lumens6800 lm
Battery21700 Li-ion Rechargeable
Technical Specs
Specifications
CategoryHandheld Flashlight
Length156.1 mm (6.15 in)
Head diameter36 mm (1.42 in)
Body diameter29.2 mm (1.15 in)
Max lumens6800 lm
Max candelaUnknown
Beam distance395 m (1296 ft)
Max runtime30000 min
Battery type21700 Li-ion Rechargeable
RechargeableYes
Charging typeUsb-c 5v 3a, Approx. 3 Hours Charging Time
IP ratingIPX8
Impact resistanceUnknown
MaterialAluminum Alloy Body, Stainless Steel Bezel With Tungsten Spheres
Switch typeTriple Switch (mechanical Tail Switch, Hidden Mode Button Under Aluminum Cover, Lockout Switch)
Output Profile
Modes
Tactical ModeOutdoor ModeDedicated One-touch Strobe
Carry Profile
Best for
Tactical UseOutdoor UseSearch And RescueLaw EnforcementEDCHome DefensePatrol Duty
Field Signals
Common praise
Long beam distance (395 meters)
Robust aluminum body with stainless steel bezel and tungsten spheres for glass breaking
Efficient LHP73B LED emitter with clean tint
Triple-switch interface allowing intuitive control
Excellent water resistance with screwable aluminum USB-C cover
Long runtime up to 500 hours on low mode
Included rechargeable 21700 battery
Battery indicator for charge level
Watchlist
Common complaints
Lockout switch placement can be awkward
Lockout switch sometimes malfunctions causing failure to turn on (resolvable by toggling lockout)
Included battery has lower continuous discharge rating (CDR) than recommended for max turbo output
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