Does anyone know if this flashlight this be used while being charged?

Yes, it can be used while being charged, but it's better to use it after fully charged.

How long does Turbo run before step-down to a lower output?

It can last at least one minute before ramping down. The turbo mode can last longer in the winter or cold environment.

How long does turbo run before ramping down?

It can last at least one minute before ramping down. The turbo mode can last longer in the winter or cold environment.

Can the flashlight fit in the silicon holder with the metal clip attached?

Which kind of silicon holder with the metal clip attached？It supposed to fits if the size matches.

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Sofirn HS41 4000 Lumen Rechargeable Headlamp, Super Bright LED Head Light | Magnetic Base, IP68 Water Resistant, Battery Included. Bright EDC Headlight for Camping, Hiking & Emergency Use

Product ID: 555702897

Details

Color
Black-4000LM
Light Source Type
LED
Material
Aluminum
Power Source
Battery
Special Feature
Adjustable

💡4000 lumens max brightness

🔋29.5 days moonlight runtime

🌧️IP68 waterproof & impact resistant

₩115489

Duties & taxes included

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Sold byAmazon South KoreaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🌟 Light up your adventure with unstoppable power and style!

9 VERSATILE LIGHTING MODES - From Moonlight to Turbo and SOS, customize your light for every adventure or emergency.
BLAZING 4000 LUMENS BRIGHTNESS - Illuminate your world with a powerful 325m beam—never miss a detail outdoors.
MAGNETIC 90 L SHAPE DESIGN - Hands-free versatility with magnetic tail and right-angle flashlight mode—work smarter, not harder.
RUGGED IP 68 WATERPROOF SHOCKPROOF - Built to brave rain, drops, and rough terrain—your reliable companion rain or shine.
USB C FAST RECHARGE ULTRA LONG RUNTIME - Charge fully in 2.5 hours and enjoy nearly a month of moonlight mode—stay powered on your terms.

The Sofirn HS41 is a rechargeable, ultra-bright headlamp delivering 4000 lumens with a 325-meter beam distance. Featuring 9 lighting modes, USB-C fast charging, and an IP68 waterproof rating, it offers up to 29.5 days runtime in moonlight mode. Its unique 90-degree L-shape and magnetic base provide versatile hands-free use, making it perfect for camping, hiking, and emergency situations.

Specifications

ASIN	B0CBPSMN62
Additional Features	Adjustable Light Modes, Adjustable Strap, Impact Resistant, Rechargeable, Weatherproof
Battery Description	Lithium-Ion
Battery Life	29.5 days
Battery Type	Lithium Polymer
Best Sellers Rank	#113,352 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #445 in Camping Headlamps
Brand Name	77outdoor
Color	Black-4000LM
Customer Reviews	4.2 4.2 out of 5 stars (191)
Finish Types	Black
Included Components	Battery, Sturdy Head Band, Type C Charging Cable
Item Dimensions D x W x H	1"D x 1"W x 1"H
Item Type Name	headlamp
Item Weight	11.36 ounces
Light Output Maximum	4000 lumens
Light Path Distance	325 meters
Light Source Special Features	Adjustable Light Modes, Adjustable Strap, Impact Resistant, Rechargeable, Weatherproof
Light Source Type	LED
Manufacturer	sofirn
Manufacturer Part Number	77-HS41-B
Manufacturer Warranty Description	1 year.
Material Type	Aluminum
Model Number	77-HS41-B
Mounting Type	Magnetic, Head Mount
Number of Batteries	1 Lithium Polymer batteries required. (included)
Number of Light Sources	4
Power Source	Battery Powered
Runtime	29 minutes
Shape	L-Shape
Style Name	Versatile
Unit Count	1 Count
Voltage	14.4 volts
Water Resistance Level	Water Resistant
Wattage	13.5 watts
White Brightness	4000 lumens

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