Introduction
Thank you for choosing the Spriak LED Headlamp Flashlight, Model B42L1. This headlamp is designed to provide powerful and versatile illumination for various activities such as camping, hiking, running, and working in low-light conditions. Featuring a 1000-lumen output, a 230-degree broad beam, USB rechargeability, and a red taillight, this device offers convenience and safety. Please read this manual thoroughly before use to ensure proper operation and to maximize the lifespan of your headlamp.

The Spriak LED Headlamp provides a wide-beam illumination, ideal for outdoor activities.
Safety Information
- Do not look directly into the LED light when it is on, as it may cause temporary vision impairment.
- Keep the headlamp away from children.
- Do not attempt to disassemble or modify the headlamp. This will void the warranty and may cause damage.
- Use only the provided charging cable or a certified USB charger to prevent damage to the battery.
- Avoid exposing the headlamp to extreme temperatures or direct sunlight for prolonged periods.
- Ensure the charging port cover is securely closed when not charging to maintain water resistance.
Product Overview
The Spriak B42L1 headlamp features a flexible, wide COB LED strip for broad illumination and a separate red taillight for enhanced visibility. It is designed for comfort and durability.

Main view of the Spriak LED Headlamp B42L1.
Package Contents:
- 1 x Spriak LED Headlamp Flashlight (B42L1)
- 1 x USB Charging Cable
- 4 x Hard Hat Clips

The headlamp is suitable for diverse environments and includes essential accessories.
Setup
1. Charging the Headlamp
Before first use, fully charge the headlamp. The built-in 1200mAh battery typically charges in approximately 3 hours.
- Locate the USB charging port on the side of the headlamp.
- Open the protective cover of the charging port.
- Connect the provided USB charging cable to the headlamp and to a USB power source (e.g., power bank, computer USB port, wall adapter).
- The battery display indicator will show the charging status. When fully charged, all indicator lights will be solid.
- Once charging is complete, disconnect the cable and securely close the protective cover to maintain water resistance.

Charging the headlamp and understanding the battery display indicator.
2. Wearing the Headlamp
The elastic band is adjustable and designed for comfort and a secure fit.
- Place the headlamp on your head or helmet.
- Adjust the elastic strap to achieve a snug but comfortable fit. The strap is breathable and non-slip.
- If using with a hard hat, attach the included hard hat clips to secure the strap in place.
Operating Instructions
Power On/Off and Mode Selection
The headlamp features a single control button for power and mode cycling.
- To Turn On: Press the power button once. The headlamp will activate in Mode 1 (High + Red Taillight).
- To Cycle Modes: Press the power button repeatedly to cycle through the available modes:
- Mode 1: High Brightness (White Headlight) + Red Taillight
- Mode 2: Low Brightness (White Headlight) + Red Taillight
- Mode 3: Strobe (White Headlight) + Red Strobe Taillight
- To Turn Off: After cycling through all modes, press the power button one more time, or press and hold the power button for 2-3 seconds in any mode.
Note: The white headlight and red taillight will turn on together in all modes.

The headlamp offers three distinct lighting modes for various needs.
230° Wide-Beam Illumination
The headlamp's design provides a 230-degree wide area illumination, reducing the need to constantly move your head to light up your surroundings. This broad beam ensures a comprehensive view of your immediate environment.

Experience a wide field of vision with the 230-degree broad beam.
Maintenance
Cleaning
- Wipe the headlamp body with a soft, damp cloth. Do not use abrasive cleaners or solvents.
- If the elastic band becomes dirty, it can be hand-washed with mild soap and water. Ensure it is completely dry before reattaching or storing.
Storage
- Store the headlamp in a cool, dry place away from direct sunlight.
- For long-term storage, charge the battery to approximately 50% every 3-6 months to maintain battery health.
Water Resistance
The headlamp is waterproof and can be used in rainy conditions. Always ensure the USB charging port cover is sealed tightly when not charging to maintain its water resistance.

The headlamp is designed to withstand use in wet conditions.
Troubleshooting
- Headlamp not turning on: Ensure the battery is charged. Connect to a power source and check the battery indicator.
- Light is dim: The battery may be low. Recharge the headlamp.
- Headlamp not charging: Check the USB cable and power source. Ensure the cable is securely connected to both the headlamp and the power adapter. Try a different USB cable or power source.
- Red taillight not working: The red taillight operates in conjunction with the white headlight. Ensure the headlamp is turned on. If the issue persists, contact customer support.
Specifications
| Feature | Specification |
|---|---|
| Model Number | B42L1 |
| Light Source | COB LED (Headlight), LED (Taillight) |
| White Brightness | 1000 Lumens |
| Beam Angle | 230° Broadbeam |
| Battery Type | Built-in Rechargeable Lithium |
| Battery Capacity | 1200mAh |
| Charging Time | Approx. 3 hours |
| Weight | 105g (3.7 ounces) |
| Material | Aluminium |
| Special Features | Waterproof, Rechargeable, Power Display Indicator, Non-Slip Band |
Warranty and Support
Spriak products are manufactured to high-quality standards. For warranty information or technical support, please refer to the product packaging or contact your retailer. Keep your purchase receipt as proof of purchase.