Introduction
This manual provides comprehensive instructions for the safe and effective use of your Princeton Tec Sync LED Headlamp 200 Lumens. Designed for outdoor activities, this headlamp offers versatile lighting modes and durable construction to support various tasks and environments.

Image: The Princeton Tec Sync LED Headlamp 200 Lumens, black in color, with its adjustable headband.
Setup
Battery Installation
The Princeton Tec Sync Headlamp requires three (3) AAA batteries. To install or replace batteries:
- Locate the battery compartment on the back of the headlamp unit.
- Unscrew the battery compartment cover. The design allows for hand-loosening without tools.
- Insert three AAA batteries, ensuring correct polarity (+/-) as indicated inside the compartment.
- Securely close the battery compartment cover by screwing it back into place.
The headlamp features a battery life indicator on the side, displaying remaining power when turned on.
Video: Demonstration of battery installation and battery indicator on a Princeton Tec headlamp. The video shows the user unscrewing the battery compartment by hand, inserting AAA batteries, and highlighting the blue LED battery life indicators on the side of the unit.
Headband Adjustment
The elastic headband is adjustable to ensure a comfortable and secure fit for various head sizes or when worn over headwear. Simply slide the buckle to tighten or loosen the band as needed.
Operating Instructions
Power On/Off and Mode Selection
The headlamp features a single button for power control and mode cycling. The textured surface of the button provides good grip even in wet conditions.
- To Power On: Press the top button once. The headlamp will typically activate in its last used mode or a default low setting.
- To Cycle Modes: Press the button repeatedly to switch between different light modes (e.g., low white, high white, red).
- To Power Off: Hold the button down for a few seconds until the light turns off.
Light Modes and Features
The Sync headlamp offers multiple lighting options for diverse needs:
- Maxbright LED: Provides a smooth, powerful white light suitable for a wide range of tasks.
- Ultrabright Red LED: Emits a smooth, red, wide-beam light ideal for close to mid-range tasks, preserving night vision and attracting fewer insects.
- Multiple Modes: Adjust brightness to illuminate greater distances or conserve battery power.
- Multiple Beams: Combines focused narrow and wide beams for versatility. Wide beams simulate daylight for close range, while narrow beams provide distance illumination.
Video: A brief demonstration of the Princeton Tec Sync headlamp's various light settings, including red light, low white light, and high white light modes, suitable for different outdoor activities.
Maintenance
- Cleaning: Wipe the headlamp with a damp cloth to remove dirt or debris. Do not use harsh chemicals or abrasive cleaners.
- Battery Care: Remove batteries if the headlamp will not be used for an extended period to prevent leakage.
- Storage: Store the headlamp in a cool, dry place away from direct sunlight.
- Water Resistance: The headlamp has an IPX4 rating, meaning it is resistant to splashing water. It is not designed for submersion.
Troubleshooting
If your headlamp is not functioning as expected, consider the following:
- No Light: Check if the batteries are inserted correctly and are not depleted. Replace with fresh batteries if necessary.
- Dim Light: This usually indicates low battery power. Replace the batteries.
- Intermittent Operation: Ensure the battery compartment is securely closed and the contacts are clean.
Specifications
| Feature | Detail |
|---|---|
| Brand | Princeton Tec |
| Model Name | Sync |
| White Brightness | 200 Lumens |
| Power Source | Battery Powered (3 AAA batteries) |
| Light Source Type | LED (Maxbright, Ultrabright Red) |
| Water Resistance Level | IPX4 (Water Resistant) |
| Item Weight | 0.04 Pounds |
| Product Dimensions | 5.5"D x 5.55"W x 3.5"H |
| Material | Other |
| Recommended Uses | Outdoor activities |
Warranty and Support
The Princeton Tec Sync LED Headlamp comes with a 5-year manufacturer's warranty. For warranty claims, technical support, or further assistance, please contact Princeton Tec directly. Refer to the official Princeton Tec website for the most up-to-date contact information and support resources.
Manufacturer: Princeton Tec





