Comfortable headstrap and lightweight design
Flashlight Record
ThruNite
ThruNite TH20
A compact, lightweight, aircraft-grade aluminum headlamp powered by a single AA or 14500 battery, featuring adjustable brightness with a smooth ramping UI, and waterproof and impact resistant construction.
Last updated
Weight76 g (2.68 oz)
PriceUS$29.99
Max lumens520 lm
Battery1x Aa Or 1x 14500 Lithium Ion Battery
Technical Specs
Specifications
CategoryHeadlamp
Length70 mm (2.76 in)
Head diameter24.5 mm (0.96 in)
Body diameter24.5 mm (0.96 in)
Max lumens520 lm
Max candela1120 cd
Beam distance67 m (220 ft)
Max runtime13320 min
Battery type1x Aa Or 1x 14500 Lithium Ion Battery
RechargeableYes
Charging typeUnknown
IP ratingIPX-8 (2 METERS)
Impact resistance1.5 m (5 ft)
MaterialAircraft-grade Aluminum With Type Iii Hard Anodized Finish
Switch typeE-switch
Output Profile
Modes
Firefly (0.3 Lumens)Infinity Low (1.6 Lumens)Infinity High (230 Lumens)Turbo (250 Lumens For Aa Battery, 520 Lumens For 14500 Battery)SOS Signaling Mode
Carry Profile
Best for
Hands-free Lighting TasksCampingReadingOutdoor Activities
Field Signals
Common praise
Smooth ramping user interface with mode memory
Good output for size and battery type
Durable anodized aluminum construction
Waterproof to IPX-8 standard
Watchlist
Common complaints
No on-board charging
No low voltage protection for 14500 battery
Limited retention options — designed primarily for use with headstrap
E-switch located on end can be slightly awkward to operate
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