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HM55R Lightweight 1200-Lumen Rechargeable Headlamp | Fenix

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$74.95
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Fenix headlamp on a green background

HM55R Lightweight 1200-Lumen Rechargeable Headlamp | Fenix

Lightweight USB-C rechargeable headlamp with 1,200 lumens, spotlight, floodlight and red-light modes, IP68 protection, and a replaceable battery.

$74.95
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Why we chose this gear

The Fenix HM55R represents the kind of practical, thoughtfully engineered equipment we look for in the EXPLORE department. It combines powerful long-distance illumination with broad campsite lighting and a dedicated red-light function, all in a compact design that doesn't add unnecessary weight to your gear. Its replaceable battery, intelligent brightness management, and IP68-rated construction make it especially appealing for people who value versatility, preparedness, and dependable outdoor performance.

BEST FOR

Hiking, backpacking, camping, trail walking, outdoor preparedness, nighttime navigation, campsite setup, hands-free repairs, power outages, and recreational trail running

KEY FEATURE

Headlamp

TNW PILLAR

EXPLORE

About the Gear

Serious Illumination Without the Weight

When you're navigating a trail after sunset, setting up camp in fading daylight, or working with both hands in the dark, dependable lighting becomes essential. The Fenix HM55R Lightweight Multi-LED Headlamp combines powerful illumination, practical versatility, and compact construction in a headlamp designed to move with you.

Weighing just 3.7 ounces (105 grams), including its battery and headband, the HM55R delivers up to 1,200 lumens with a maximum beam distance of approximately 574 feet (175 meters). That's an impressive amount of lighting capability in a compact package, particularly for hikers, campers, and outdoor enthusiasts who want reliable performance without unnecessary bulk.

Rather than relying on a single beam pattern, the HM55R features three distinct lighting functions. Its spotlight provides focused illumination for looking farther down a trail, while the floodlight offers broader, more comfortable visibility for campsite tasks and close-range work. A dedicated red-light function provides low-intensity illumination when you want to avoid the glare of bright white light, with an additional flashing option for visibility.

An oversized side switch makes operation straightforward, even when you're wearing gloves or working in challenging conditions. The adjustable lamp angle allows you to direct illumination where it's needed without constantly repositioning the headband.

The HM55R also incorporates an intelligent brightness-downshift feature that reduces output when the light is too close to an object, helping manage heat and excessive reflected brightness during close-range use.

Power comes from a replaceable 1,600 mAh rechargeable battery, with convenient USB-C charging and a maximum advertised runtime exceeding 141 hours on its lowest floodlight setting. The ability to replace the battery is particularly useful for extended trips, where carrying a compatible spare can provide additional flexibility.

With an IP68 protection rating and 2-meter impact resistance, the HM55R is built for demanding outdoor environments. Whether you're hiking into the evening, organizing your campsite, or preparing for unexpected situations, it delivers adaptable hands-free illumination in a remarkably portable form.

Three Ways to Light the Way

Outdoor lighting needs can change quickly. A focused beam helps when you're looking down an unfamiliar trail, while a broad floodlight is often more comfortable for preparing food, searching through a backpack, or setting up a tent. The HM55R brings these functions together, allowing you to choose the type of illumination that suits the moment.

The red-light function is especially useful for close-range tasks when bright white light would be distracting. It can help preserve some dark adaptation and reduce disturbance to others around camp, although its effectiveness depends on brightness and exposure.

Designed for Movement

A headlamp should feel like part of your equipment rather than something you constantly notice. The HM55R's compact construction, adjustable headband, and directional lamp design make it suitable for activities where freedom of movement matters.

Whether you're climbing over uneven ground, gathering equipment after dark, or walking a trail before sunrise, having both hands available can make the experience more comfortable and practical.

Built for the Unexpected

Reliable lighting is useful far beyond recreational adventures. A rechargeable headlamp belongs in a well-considered emergency kit, providing hands-free illumination during power outages, roadside situations, or unexpected nighttime tasks.

With weather-resistant construction, a replaceable battery, and multiple lighting modes, the Fenix HM55R is designed to be the kind of dependable equipment you can reach for when visibility matters most.

Features & Specifications

Key Features

  • 1,200-Lumen Maximum Output: Powerful illumination for outdoor navigation and demanding lighting tasks.
  • 574-Foot Beam Distance: Focused spotlight capability for seeing farther ahead.
  • Three Lighting Functions: Spotlight, floodlight, and red light for different environments and activities.
  • Nine Lighting Modes: Multiple brightness and lighting options for adaptable use.
  • Lightweight Design: Just 3.7 ounces (105 grams), including the battery and headband.
  • Replaceable Rechargeable Battery: Uses a 1,600 mAh 18350 lithium-ion battery.
  • USB-C Charging: Convenient recharging in approximately 2.5 hours.
  • Extended Runtime: Up to approximately 141 hours on the lowest floodlight setting.
  • Intelligent Brightness Downshift: Automatically reduces brightness when operating too close to an object.
  • Adjustable Beam Angle: Direct light toward the trail or task without repositioning the headband.
  • IP68 Protection: Dust-tight and rated for water immersion under specified test conditions.
  • 2-Meter Impact Resistance: Designed to withstand the bumps and drops associated with outdoor use.

Technical Specifications

Brand: Fenix

Model: HM55R

Product Type: Rechargeable LED Headlamp

Maximum Brightness: 1,200 lumens

Maximum Beam Distance: 175 meters (574 feet)

Lighting Modes: 9 modes across spotlight, floodlight, and red light

Maximum Runtime: Up to 147 hours (manufacturer-listed maximum; varies by lighting mode)

Battery: Fenix ARB-L18-1600 rechargeable 18350 lithium-ion battery

Battery Capacity: 1,600 mAh

Charging Method: USB-C

Charging Time: Approximately 2.5 hours

Weight: 3.7 oz (105 g), including battery and headband

Dimensions: 64 × 34 × 44 mm

Waterproof Rating: IP68

Impact Resistance: 2 meters

Spotlight Color Temperature: Approximately 6500K

Floodlight Color Temperature: Approximately 5000K

Available Colors: Black, Dark Purple, Nebula

What's Included

  • Fenix HM55R Rechargeable Headlamp
  • Fenix ARB-L18-1600 Rechargeable Battery
  • USB-C Charging Cable
  • Spare O-ring
Care, Use & Setup

Charge the Battery

Fully charge the included rechargeable battery before your first outing using the headlamp's USB-C charging connection. Follow the manufacturer's charging instructions and observe the battery indicator.

Fit the Headband

Adjust the elastic headband until the lamp sits securely and comfortably on your forehead. Position it so it remains stable during movement without excessive pressure.

Choose Your Lighting Mode

Use the side switch to select the appropriate spotlight, floodlight, or red-light function. Choose focused lighting for distance, floodlighting for nearby tasks, and red light when low-intensity illumination is preferred.

Adjust the Beam

Tilt the lamp housing to direct illumination toward the ground, trail, or working area. Avoid pointing the beam directly into anyone's eyes.

Manage Battery Life

Select lower brightness settings when extended runtime is more important than maximum output. The longest advertised runtime applies only to the lowest floodlight setting.

After Use

Recharge the battery as needed, wipe away dirt and moisture, and inspect the charging-port seal before storage. For extended storage, follow Fenix's battery-care recommendations.

Continue Exploring

Collage of people using headlamps in various outdoor activities including tracking, mountaineering, trail running, and camping.

Adventure Doesn't End at Sunset

The freedom to explore shouldn't disappear when daylight fades. The Fenix HM55R combines powerful illumination, lightweight comfort, and versatile lighting modes to help you navigate trails, organize camp, and handle unexpected situations with greater confidence. Built for movement and changing conditions, it's a practical companion for adventures that continue beyond the daylight hours.

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