Fenix HM70R Rechargeable LED Headlamp - 1600 Lumens - Fenix Store
Fenix HM70R Rechargeable LED Headlamp - 1600 Lumens - Fenix Store
Fenix HM70R Rechargeable LED Headlamp - 1600 Lumens - Fenix Store
Fenix HM70R Rechargeable LED Headlamp - 1600 Lumens - Fenix Store
Fenix HM70R Rechargeable LED Headlamp - 1600 Lumens - Fenix Store
Fenix HM70R Rechargeable LED Headlamp - 1600 Lumens - Fenix Store
Fenix HM70R Rechargeable LED Headlamp - 1600 Lumens - Fenix Store
Fenix HM70R Rechargeable LED Headlamp - 1600 Lumens - Fenix Store
Fenix HM70R Rechargeable LED Headlamp - 1600 Lumens - Fenix Store
Fenix HM70R Rechargeable LED Headlamp - 1600 Lumens - Fenix Store
Fenix HM70R Rechargeable LED Headlamp - 1600 Lumens - Fenix Store
Fenix HM70R Rechargeable LED Headlamp - 1600 Lumens - Fenix Store
Fenix HM70R Rechargeable LED Headlamp - 1600 Lumens - Fenix Store
Fenix HM70R Rechargeable LED Headlamp - 1600 Lumens - Fenix Store
Fenix HM70R Rechargeable LED Headlamp - 1600 Lumens - Fenix Store
Fenix HM70R Rechargeable LED Headlamp - 1600 Lumens - Fenix Store
Fenix HM70R Rechargeable LED Headlamp - 1600 Lumens - Fenix Store
Fenix HM70R Rechargeable LED Headlamp - 1600 Lumens - Fenix Store
Fenix HM70R Rechargeable LED Headlamp - 1600 Lumens - Fenix Store
Fenix HM70R Rechargeable LED Headlamp - 1600 Lumens - Fenix Store
Fenix HM70R Rechargeable LED Headlamp - 1600 Lumens - Fenix Store

Fenix HM70R Rechargeable LED Headlamp - 1600 Lumens

Regular price$99.95
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  • Backed by the Fenix Limited Lifetime Warranty

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Product highlights

The Fenix HM70R is a USB-C rechargeable headlamp delivering up to 1,600 lumens with versatile spotlight, floodlight, and red light modes. It features a large, glove-friendly control button with lockout and memory functions, plus a battery-level indicator for instant power status.

Powered by a 5,000 mAh 21700 Li-ion battery, it offers up to 100 hours of runtime on low mode and delivers a beam distance of up to 186 meters (610 ft). Built with a durable metal body, it’s IP68-rated waterproof, impact-resistant up to 2 meters, and includes an adjustable, anti-slip reflective headband for secure, comfortable wear.

Key Features:

  • Max Output: 1,600 lumens; Beam Distance: approx. 186 m (610 ft)
  • Lighting Modes: Spotlight (4 levels), Floodlight (2 levels), Red light, SOS/Red Flash
  • Runtime: Up to 100 hours on low; Red mode up to 400 hours; Red flash up to 800 hours
  • Power & Charging: 21700 rechargeable battery included; USB-C charging with hidden port and battery indicator
  • Durability: IP68 waterproof, 2 m impact resistance, temperature-hardened construction
  • Size & Weight: Approx. 94.5 × 51 × 46 mm; 206 g (with battery & headband)

Compact yet powerful, the Fenix HM70R is ideal for outdoor exploration, industrial tasks, and search-and-rescue teams where reliable hands-free brightness truly matters.

Outputs

  • General Mode
  • Turbo: 1600 Lumens, 2 hours, 610 ft
  • High: 500 Lumens, 6 hours, 344 ft
  • Med: 150 Lumens, 30 hours, 173 ft
  • Low: 30 Lumens, 100 hours, 85 ft
  • Functional Modes
  • Neutral white high: 400 Lumens, 8 hours, 124 ft
  • Neutral white med: 70 Lumens, 48 hours, 52 ft
  • Red: 5 Lumens, 400 hours, 16 ft
  • Red Flash: 5 Lumens, 800 hours, 16 ft

Details

  • Luminus SST40 White LED
  • Cree XP-G2 HE Neutral White LED
  • SMD 2835 Red Light LED
  • White, neutral white, and red light sources for different lighting demands.
  • Large all-in-one switch for simple and accurate operation.
  • Lockout function avoids accidental activation.
  • Hidden USB Type-C charging port with inner waterproofing treatment.
  • 2A direct charging allows the battery to be charged to full in only four hours
  • 5000mAh large-capacity battery included
  • 180° tilt mechanism directs the beam where needed
  • All-metal body can withstand 6.5 drop test
  • IP68 Dust-proof and Waterproof Rating: Fully submersible to 6.5 feet for up to 30 minutes

Batteries

  • Included: ARB-L21-5000 rechargeable 5000mAH 21700 battery
  • Compatible: One rechargeable 21700 battery or one rechargeable 18650 battery with ALF-18 Battery Holder

Size

  • Length: 3.72 inches
  • Width: 2.01 inches
  • Height: 1.81 inches
  • Weight: 7.27 ounces including the battery
  • Fenix HM70R Headlamp
  • ARB-L21-5000 Rechargeable 21700 Battery
  • USB Type-C Charging Cable
  • Spare O-Ring
  • HM70R User Manual
  • Warranty Card

How do you read the battery level indicator?

  • Solid green: 100%-85%
  • Flashing green: 85%-50%
  • Solid red: 50%-25%
  • Flashing red: 25%-1%

How long does it take to recharge the HM70R headlamp?

The HM70R will take about 4 hours to charge to full capacity. The battery indicator will be red while charging and will turn green when it is full.

Does the HM70R feature a lockout function?

Yes, the HM70R does have a lockout feature.

When the headlamp is off, you can activate the lock by pressing and holding the switch for 3 seconds. The red light will blink 3 times to confirm it has been locked.

You can deactivate the lock using the same method. The red light will blink 3 times and then stay on.

When the lock is active, pressing the button will result in 3 blinks of the red light.

What is the color temperature and working voltage of the HM70R?

The HM70R headlamp's beam has a color temperature of 6000K

The headlamp has a current of 4.3A and a voltage of 3.7V

What kind of battery does the HM70R use?

The HM70R headlamp includes an ARB-L21-5000 rechargeable 5000mAh 21700 battery.

The HM70R uses a 21700 battery or an 18650 battery can be used with the ALF-18 battery adapter.

We recommend that you use the ARB-L21-5000 battery with this headlamp.

Is the charging port of the HM70R waterproof?

The HM70R charging port features inner waterproofing treatment. If the light is submerged without the port cover on it will not damage the light but we recommend that you allow the light to dry out completely before turning on or charging it again.

The Fenix HM70R is a rechargeable headlamp. This summary is drawn from the manufacturer's official user manual — see the downloadable PDF reference manual on the product page for complete details.

Safe Use Warnings

  • Do NOT place this light within the reach of children!
  • Do NOT shine the light directly into the eyes of anyone!
  • Do NOT shine flammable objects at close range, to avoid burning objects or causing danger due to high temperature!
  • Do NOT use the light in inappropriate ways such as biting in the mouth, to avoid personal injury or life-threatening harm if the light or internal battery fails!
  • This light will accumulate a lot of heat while working, resulting in a high temperature of the flashlight shell. Pay attention to safe use to avoid scalding.
  • Turn off and lock the light or remove the battery to prevent accidental activation when the light is placed in a closed and flammable environment such as pockets and backpacks!
  • The LED of this flashlight is not replaceable; so the whole light should be replaced when the LED reaches the end of its life.

Technical Parameters (ANSI/PLATO FL1)

  • Turbo: 1600 lumens, 4 hours, 186 meters, 8667 cd
  • High: 500 lumens, 6 hours, 105 meters, 2752 cd
  • Med: 150 lumens, 30 hours, 53 meters, 690 cd
  • Low: 30 lumens, 100 hours, 26 meters, 170 cd
  • Red (Functional): 5 lumens, 400 hours, 5 meters, 8 cd
  • Functional Med: 70 lumens, 48 hours, 16 meters, 68 cd
  • Functional High: 400 lumens, 8 hours, 38 meters, 352 cd
  • SOS: 5 lumens, 800 hours, 5 meters, 8 cd

Impact Resistance: 2 meters. Submersible: IP68. General mode covers Turbo/High/Med/Low; Functional mode covers Red/Med/High/SOS. According to the ANSI/PLATO FL1 standard, the above specifications are from the results produced by Fenix through its laboratory testing using one Fenix ARB-L21-5000 Li-ion battery under the temperature of 21±3°C and humidity of 50% - 80%. The true performance of this product may vary according to different working environments and the actual battery used.

Product Features

  • 1600 lumens maximum output; 100 hours ultra-long maximum runtime.
  • A Luminus SST40 white light LED, an XP-G2 HE neutral white LED, and two 2835 red light LEDs.
  • Included a 21700 Li-ion battery; an 18650 Li-ion battery can be used as well (together with an ALF-18 battery holder).
  • White, neutral white and red lights combined.
  • Toughened ultra-clear glass lens with an anti-reflective coating.
  • Hidden USB Type-C charging port supports 2A charging current.
  • Large thumb-sized switch for easy and fast operation.
  • Digitally regulated circuit for maintaining a stable output.
  • Size: 3.72" x 2.01" x 1.81" / 94.5 x 51 x 46 mm.
  • Weight: 7.27 oz / 206 g (including battery and headband).

Operating Instructions

On/Off: press and hold the switch for 0.5 seconds to turn the lamp on or off.

Mode switching: with the lamp switched off, single click the switch to enter General mode, and double click the switch to enter Functional mode. Press and hold the switch for 1.2 seconds to enter the other mode.

Output selection — General mode: single click the switch to cycle through Low→Med→High→Turbo.

Output selection — Functional mode: single click the switch to cycle through Red→Med→High→SOS.

Lock/Unlock

Lock: with the lamp switched off, press and hold the switch for 3 seconds; the lamp will blink red 3 times to indicate locked status.

Unlock: with the lamp locked, press and hold the switch for 3 seconds; the lamp will blink 3 one-second red blinks and activate on Red light mode. In locked status, clicking the switch will activate 3 one-second red blinks to indicate locked status.

Intelligent Memory Circuit

  • The headlamp memorizes the last selected output on Spotlight (General) mode; when turned on again, the previously used output will be recalled.
  • If the headlamp is turned off on Turbo output, when turned on again it will be activated on High output.

Battery Specifications

  • Fenix ARB-L21 Series (21700, 3.6V): Recommended
  • Fenix ARB-L18 Series (18650, 3.6V): Usable (with ALF-18 battery holder)
  • Rechargeable Battery, Li-ion (16340 or 18650, 3.6V): Banned
  • Rechargeable Battery, LiFePO4 (16340 or 18650, 3.2V): Banned

21700 Li-ion batteries are powerful cells designed for commercial applications and must be treated with caution and handled with care. Only quality batteries with circuit protection will reduce the potential for combustion or explosion; cell damage or short circuiting are potential risks the user assumes.

Battery Replacement

Unscrew the cap to insert the battery in accordance with the polarity marks, then screw the cap back on.

Charging

  • Uncover the anti-dust cap and plug the USB Type-C side of the charging cable into the charging port of the lamp.
  • The normal charging time of the included Fenix ARB-L21-5000 is about 4 hours with the lamp switched off.
  • The indicator on the battery case will display red while charging and will turn green when fully charged.
  • When charging is complete, replace the anti-dust cap to ensure waterproof and dustproof ability.
  • Recharge a stored headlamp every four months to maintain optimal Li-ion battery performance.
  • When charging, the Med output level of General mode can be used. The headlamp will not automatically power on after full charging.

Charging indication only works with a Fenix ARB-L21-5000 battery.

Battery Level Indication

With the lamp switched off, single click the switch to check the battery status; the indicator will last for 3 seconds.

  • Green light on: saturated 100% - 85%
  • Green light flashes: sufficient 85% - 50%
  • Red light on: poor 50% - 25%
  • Red light flashes: critical 25% - 1%

Note: This only works with a Fenix ARB-L21-5000 battery.

Intelligent Overheat Protection

The lamp will accumulate a lot of heat when used at relatively high output levels for extended periods. When the lamp reaches a temperature of 65°C or above, it will automatically step down a few lumens to reduce the temperature. When the temperature drops below 65°C, it will then allow the user to reselect the modes.

Low-Voltage Warning

When the voltage level drops below the preset level, the headlamp is programmed to downshift to a lower brightness level until Low output is reached. When this happens in Low output mode, the battery level indicator blinks to remind you to recharge or replace the battery. Note: this only works with a Fenix ARB-L21-5000 battery.

Headband Assembly

The headband is factory assembled by default. Adjust the headband by sliding the buckle to the required length.

Usage and Maintenance

  • Disassembling the sealed head can cause damage to the lamp and will void the warranty.
  • Fenix recommends using an excellent quality Fenix battery.
  • If the lamp will not be used for an extended period, remove the battery, or the lamp could be damaged by electrolyte leakage.
  • Loosen the cap or take out the battery to prevent accidental activation during storage or transportation.
  • Periodic cleaning of the battery contacts improves the lamp's performance: A) The battery needs replacing — replace the battery. B) The contact point or contact of the battery or headlamp is dirty — clean with a cotton swab soaked in rubbing alcohol. If the above methods don't work, contact the distributor.

What's Included

Fenix HM70R headlamp, ARB-L21-5000 Li-ion battery, USB Type-C charging cable, Spare O-ring, User manual, Warranty card.

Fenix HM70R

Overall rating: 4.895105 / 5 from 286 reviews.

AI Generated Review Summary

The Fenix HM70R Rechargeable LED Headlamp offers exceptional brightness and durability, with a robust construction and long-lasting battery life. Customers appreciate its versatile lighting modes and comfortable, secure fit. The headlamp's adjustability and multiple settings make it suitable for various activities, while its waterproof and impact-resistant design ensures reliability in challenging conditions.

Summary topics

  • Light Intensity (3%): Customers loved the great intensity and adjustability of the headlamp, making it a fantastic tool.
  • Build Quality (3%): Customers raved about the solid and robust construction, praising its brightness and durability as well.
  • Overall Quality (8%): Customers loved the excellent quality of the product, which was mentioned multiple times in the reviews.
  • Battery Life (14%): It was noted by customers that the battery life of this headlamp is outstanding and long-lasting.

Review topics: [].

Review highlights

  • "Awesome headlamp the big button on the side is so easy to use with work gloves, Fenix is a top quality brand."Derrick G.
  • "Very good quality make, the multiple lights and brightness settings is very useful while working on our jets."Mike L.
  • "I highly recommend this light because it is an excellent quality headlamp in every manner."Mark

Reviews

Handy light

"Handy light not very heavy light selection at the tap of a button like the red light not as dull as some."

Karl L. (4/5)

Great product

"This is a high quality product, I would rebuy!"

G. L. (5/5)

Gotta have it!

"This light has been my first headlamp purchase and I usually use magnetic tail lights for work but working on a jobs item were there is no lighting or power, this light is a must. I worked several weeks with no lighting inside a commercial building and I loved using it everyday. First off, I love the flood light as it illuminates a wide area which is perfect for small space manuvering or casual maneuvering. The 5,000MAH battery would last me average 8-10 hours of use on/ off but mainly on throughout my work and being a long time Fenix enthusiasts, having spare batteries let's you keep working. The light is also easily adjustable to center your light beam on your work area as well as simple and quick controls for your desired light. If I could use this everyday I would but thats why I also have EDC lights. Highly recommend this headlamp!"

Andy (5/5)

HR70 headlamp repair

"I sent in my 2+ year old HR70 headlamp for free repair. Instead of repairing, they sent me a new one. Very happy!"

Daniel l. (5/5)

Couldn't live with JUST one

"I absolutely Love this headlamp. It took a little longer getting used to the weight of it and the much brighter red light vs the older version HM60. I originally bought one for work, but ended buying another for home. Fantastic headlamp! And then found out Fenix offers a veteran discount? Yes please!"

Michael M. (5/5)

The Best Headlamp Ever

"This is my second headlamp and this one doesn't disappoint either. The first just wore out over a 10 year period of use and so far my new one is just as great as the first. It can virtually light up a full football field a head of me. The new headband seems to be of better construction not to say the first one wasn't of quality but this just feels better. The weight of it is still light enough to carry and wear without being a distraction and I love the new hidden battery recharge plug in that is hidden from the elements. The overall whole package of the light and brightness of it is just amazing."

Martin H. (5/5)

Worth it!

"I've been a fan of Fenix headlamps for a few years now. Headlamps get heavy use in our home and Fenix headlamps have held up well. Popular enough for our family that we ended up all unknowingly buying each other Fenix headlamps for Christmas!"

Heather G. (5/5)

H M 70R Headlamp

"Awesome light for around the house and hunting afield. Long lasting battery and easy to control buttons after a few trips out."

Bruce H. (5/5)

"Awesome product headlamp for trailrun"

Jaesun (5/5)

Headlamp

"I purchased two of the HM70R rechargeable headlamps as gifts and they absolutely love them"

Laura S. (5/5)

Q&A