Introduction
Thank you for choosing the SEVENKA LED Headlamp. This rechargeable headlamp is designed to provide bright, wide-angle illumination for various activities such as camping, hiking, running, repairing, and working in low-light conditions. This manual provides detailed instructions for the proper use, maintenance, and care of your headlamp to ensure optimal performance and longevity.
Safety Information
- Do not look directly into the LED light when it is on, as the intense brightness can cause temporary vision impairment or eye damage.
- Keep the headlamp out of reach of children.
- Do not attempt to disassemble or modify the headlamp. This may void the warranty and pose a safety risk.
- Avoid prolonged exposure to extreme temperatures.
- While the headlamp is water-resistant (IP55), do not submerge it in water or expose it to heavy rain for extended periods.
- Ensure the charging port cover is securely closed when not charging to maintain water resistance.
- Always fully recharge the headlamp before its first use.
Package Contents
Verify that all items are present in your package:
- 1 x SEVENKA LED Headlamp
- 1 x Micro-USB Charging Cable
- Headlamp Clips for Hard Hat/Helmet (if applicable to your model)
Product Overview
Familiarize yourself with the components of your SEVENKA LED Headlamp:

Image: SEVENKA LED Headlamp with key components labeled. This includes the adjustable headband, COB floodlight, power button, red safety lights, battery life indicator, and micro charging port. Note: The red tail light cannot be turned off when the front floodlight is active.
- COB Flood Light: Provides wide-angle illumination.
- Adjustable Headband: Ensures a comfortable and secure fit.
- Power Button: Controls power and light modes.
- Red Safety Lights: Located on the battery compartment for rear visibility.
- Battery Life Indicator Light: Displays remaining battery charge.
- Micro Charging Port: For recharging the internal battery.
Setup
1. Initial Charging
Before first use, fully charge the headlamp. Refer to the "Charging" section for detailed instructions.
2. Adjusting the Headband
The elastic headband is adjustable to fit various head sizes. Slide the buckles on either side of the headband to achieve a snug yet comfortable fit. The headlamp is designed to be lightweight for extended wear.

Image: The SEVENKA LED Headlamp showing its adjustable headband for a comfortable fit.
3. Attaching to Hard Hat/Helmet (Optional)
If using with a hard hat or helmet, utilize the included clips. Secure the clips to the edges of your hard hat/helmet and then attach the headlamp's headband to the clips to prevent slippage.

Image: A SEVENKA headlamp secured to a hard hat using the provided clips, demonstrating how to attach it for stable use.
Operating Instructions
The headlamp features three lighting modes for the COB floodlight and a red safety light on the rear battery compartment.
Power On/Off and Mode Selection
- To Turn On: Press the Power Button once. The headlamp will activate in High mode, and the rear red safety lights will also turn on.
- To Cycle Modes: Press the Power Button repeatedly to cycle through the modes:
- 1st Press: High Mode (COB Floodlight)
- 2nd Press: Low Mode (COB Floodlight)
- 3rd Press: Strobe Mode (COB Floodlight)
- To Turn Off: After cycling through all modes, the next press of the Power Button will turn the headlamp off. Alternatively, if the headlamp has been in a single mode for more than 5 seconds, a single press will turn it off.
Note: The red safety light on the battery compartment cannot be turned off independently when the front floodlight is active.

Image: Illustration of the SEVENKA headlamp's three light modes: High, Low, and Strobe, demonstrating the different illumination levels.
Charging
The SEVENKA LED Headlamp is equipped with a built-in 1200mAh rechargeable battery.
- Locate the Micro Charging Port on the battery compartment at the rear of the headlamp.
- Connect the provided Micro-USB charging cable to the headlamp's charging port.
- Connect the other end of the USB cable to a compatible USB power source (e.g., computer, power bank, wall adapter).
- During charging, the blue battery life indicator lights will flash, showing the remaining battery level that needs to be charged.
- Once fully charged (approximately 4 hours), all blue indicator lights will remain solid.
- Disconnect the charging cable and ensure the charging port cover is securely closed.
Note: Please fully recharge the headlamp when the battery power is at or below 25%. If the light dims significantly, recharge it promptly.

Image: The SEVENKA headlamp being charged via a USB cable, with the battery indicator lights showing the charging status.
Maintenance
- Cleaning: Wipe the headlamp with a soft, damp cloth. Do not use abrasive cleaners or solvents.
- Storage: Store the headlamp in a cool, dry place away from direct sunlight when not in use. For long-term storage, charge the battery every 3-6 months to maintain battery health.
- Battery Care: Avoid completely draining the battery frequently, as this can reduce its lifespan.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Headlamp does not turn on. | Battery is depleted. | Charge the headlamp fully. |
| Light is dim or flickers. | Low battery charge. | Recharge the headlamp. |
| Headlamp not charging. | Faulty cable or power source. | Try a different Micro-USB cable or USB power adapter. Ensure the cable is properly connected. |
| Red safety light does not turn off. | This is normal operation. | The red safety light is designed to remain on when the front floodlight is active for rear visibility. It cannot be turned off independently. |
Specifications
| Feature | Detail |
|---|---|
| Brand | SEVENKA |
| Model | Wide Angle Headlamp |
| Light Source Type | LED (COB) |
| Luminous Flux | 500 Lumens |
| Beam Angle | 210 Degrees |
| Power Source | Battery Powered (Rechargeable) |
| Battery Capacity | 1200 mAh (Built-in Lithium Polymer) |
| Charging Time | Approx. 4 hours (full charge) |
| Working Time (High Mode) | 2-3 hours |
| Working Time (Low Mode) | Up to 6 hours |
| Weight | 3.8 oz (109g) |
| Material | Nylon (Headband) |
| Water Resistance Level | IP55 (Protected against splashing water) |
| Included Components | Headlamp, Micro-USB Cable, Hard Hat Clips |
Official Product Video
Watch this official video for a visual guide on the SEVENKA LED Headlamp's features and operation.
Video: An official product video demonstrating the SEVENKA LED Headlamp's light modes (High, Low, SOS), battery indicator, charging process, and adjustable headband.
Warranty and Support
The SEVENKA LED Headlamp comes with a limited warranty. For warranty claims, technical support, or any inquiries, please contact SEVENKA customer service through the retailer where the product was purchased or visit the official SEVENKA brand store online.
SEVENKA Brand Store: Visit SEVENKA Store on Amazon