High maximum brightness of 6800 lumens
Flashlight Record
Sofirn
Sofirn SK31 Tactical
The Sofirn SK31 Tactical flashlight outputs 6800 lumens with a 395 meter beam, powered by a rechargeable 21700 Li-ion battery with USB-C charging. It features tactical and outdoor modes, three switching mechanisms, and a robust aluminum and stainless steel build with IPX8 water resistance. The flashlight includes a unique screwable aluminum USB-C port cover for better water protection and a strike bezel with tungsten spheres.
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 candela38900 cd
Beam distance395 m (1296 ft)
Max runtime30000 min
Battery type21700 Li-ion Rechargeable
RechargeableYes
Charging typeUsb-c 5v 3a
IP ratingIPX8
Impact resistanceUnknown
Material6061-t6 Aluminum Alloy Body, Stainless Steel Bezel With Black Pvd Coating
Switch typeMechanical Tail Switch, Hidden Mode Button Under Screwable Aluminum Cover, Tail Cap Lock Switch
Output Profile
Modes
Tactical ModeOutdoor ModeOne-touch Strobe
Carry Profile
Best for
Tactical UseOutdoor ActivitiesSearch And RescueLaw EnforcementEDCHome Defense
Field Signals
Common praise
Long beam distance of 395 meters
Robust build with aluminum body and stainless steel bezel
Effective USB-C charging with protective screwable cover
Multiple intuitive switches including lockout
Good battery runtime up to 500 hours on low
Excellent mode selection including tactical, outdoor, and strobe
Minimal green tint LED emitter
Included holster and accessories
Watchlist
Common complaints
Included battery has lower continuous discharge rating than optimal for max lumens
Lockout button placement considered awkward by some users
Lockout switch occasionally causes operation issues requiring toggle
Does not tail stand due to button protrusion
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