Introduction
This manual provides detailed instructions for the proper use, maintenance, and care of your Nitecore HC65 UHE Headlamp. Please read this manual thoroughly before using the product to ensure optimal performance and safety. The Nitecore HC65 UHE is a high-performance headlamp designed for various activities including camping, hiking, hunting, and industrial work, featuring multiple light sources and USB-C recharging.
Package Contents
Upon unpacking, please verify that all items listed below are present and in good condition:
- Nitecore HC65 UHE Headlamp
- USB-C Charging Cable
- Headband
- 1 Lithium Ion Battery (included)
- Storage Case (may vary by package)

Image: Nitecore HC65 UHE Headlamp and its accessories.
Product Features
- Powerful Illumination: Emits up to 2000 lumens with a maximum beam distance of 243 yards.
- Triple Output Versatility: Features a primary white LED with 4 output levels, SOS, and beacon modes; a reading light with 2 low brightness levels; and an auxiliary red light for night vision preservation, emergencies, and warnings.
- USB-C Rechargeable: Conveniently recharges via a built-in waterproof USB-C port.
- Durable Construction: Crafted from aero-grade aluminum alloy with an HA III hard-anodized finish, rated IP68 waterproof, and impact resistant up to 2 meters.
- Widened Headband: Designed for comfort and stability, featuring reflective strips and a sweat-diverting silicone strip.
Setup
1. Initial Charging
Before first use, fully charge the headlamp. Connect the supplied USB-C charging cable to the headlamp's charging port and to a USB power source. The battery status indicator will show charging progress.

Image: USB-C charging port on the headlamp.
2. Adjusting the Headband
The elastic headband is adjustable to fit various head sizes. Adjust the straps for a secure yet comfortable fit. The widened design and silicone strip help prevent slippage and manage sweat.

Image: Features of the widened headband.
Operation
The HC65 UHE features a dual-button interface for easy control of light sources and brightness levels.

Image: Dual Buttons Interface.
Power Button (On/Off & Brightness)
- Turn On/Off: Press and hold the Power Button for approximately 1 second.
- Adjust Brightness: With the light on, short press the Power Button to cycle through brightness levels (e.g., Ultralow, Low, Mid, High, Higher, Turbo for white light).
MODE Button (Light Source Switching)
- Switch Light Sources: With the light on, short press the MODE Button to cycle between the primary white light, auxiliary white reading light, and auxiliary red light.
- Special Modes (Primary White Light): When the primary white light is on, press and hold the MODE Button to activate SOS or Beacon modes.
- Red Light Modes: When the red light is on, short press the Power Button to switch between constant red and slow flashing red.

Image: Dual Auxiliary Lights (High CRI White and Red Light).
Charging and Battery
USB-C Charging
The HC65 UHE is equipped with a USB-C charging port. Connect the headlamp to a power source using the provided USB-C cable. A full charge typically takes approximately 2 hours.

Image: Headlamp charging via USB-C.
Battery Level Indication
The headlamp features a power indicator to display the remaining battery level. Refer to the diagram below for interpretation:

Image: Battery Power Indication.
Runtime
The runtime varies depending on the selected brightness level. The HC65 UHE can run for up to 82 hours on its lowest setting.
Maintenance
Cleaning
Wipe the headlamp with a soft, damp cloth to remove dirt and debris. Avoid using harsh chemicals or abrasive materials that could damage the finish or optics.
Storage
When storing the headlamp for extended periods, ensure the battery is partially charged (around 50%) and store it in a cool, dry place. Recharge the battery every few months to maintain its health.
Water Resistance
The HC65 UHE is rated IP68 waterproof, meaning it is protected against dust ingress and can be submerged in water up to 2 meters for 30 minutes. Ensure the USB-C port cover is securely closed before exposure to water.
Troubleshooting
If you encounter issues with your Nitecore HC65 UHE Headlamp, please consider the following common solutions:
- Light not turning on: Ensure the battery is fully charged. Check that the battery is inserted correctly.
- Dim light output: The battery may be low. Recharge the headlamp.
- Charging issues: Verify the USB-C cable is properly connected to both the headlamp and the power source. Try a different USB-C cable or power adapter.
- Intermittent operation: Ensure all connections are secure. If the issue persists, contact customer support.
For more complex issues, please refer to the Nitecore official website or contact their customer support.
Specifications
| Feature | Detail |
|---|---|
| Brand | Nitecore |
| Model | HC65 UHE |
| White Brightness | 2000 Lumens (Max) |
| Beam Distance | 243 Yards (Max) |
| Power Source | Battery Powered (1 Lithium Ion battery included) |
| Charging Port | USB-C |
| Light Source Type | LED (Primary White, Auxiliary White, Auxiliary Red) |
| Material | Anodized Aluminum |
| Water Resistance Level | IP68 (2 meters submersible) |
| Impact Resistance | 2 meters |
| Item Weight | 5.4 ounces |
| Product Dimensions | 3.52"D x 1.66"W x 1.81"H |

Image: Detailed Technical Data.
Warranty and Support
The Nitecore HC65 UHE Headlamp comes with a Limited Warranty. For specific warranty terms and conditions, please refer to the warranty card included with your product or visit the official Nitecore website. For technical support, service, or inquiries, please contact Nitecore customer service through their official channels.
Manufacturer: Sysmax Innovations Co.





