1. Introduction
The Weltool W35A is a compact, high-performance white light LED weapon-mounted light designed for tactical and professional use. It features a powerful beam, durable construction, and versatile mounting options, making it suitable for various applications in low-light environments.

Image 1.1: Weltool W35A White Light LED Weapon Mounted Light, showcasing its compact design.
2. Safety Information
- Always handle firearms safely. Ensure the firearm is unloaded and pointed in a safe direction before installing or removing the light.
- Do not look directly into the light beam or shine it into the eyes of people or animals. The high intensity light can cause temporary vision impairment or eye damage.
- Keep the light out of reach of children.
- Use only the specified battery type (Lithium Ion) and ensure correct polarity during installation.
- Avoid exposing the light to extreme temperatures or direct flame.
3. Package Contents
Verify that all items are present in the package:
- Weltool W35A Weapon Mounted Light
- 1 x Lithium Ion Battery (included)

Image 3.1: Components of the Weltool W35A, including the light head, body, tail cap, and battery.
4. Product Features
- High Intensity Beam: 89,600 candela with a beam distance of 653 yards.
- Brightness: 686 lumens white light output.
- Compact Design: Light head diameter of 32.5mm.
- Durable Construction: Made from aluminum, IP67 waterproof and dustproof, shock and vibration resistant.
- Versatile Mounting: Features 2 mounting holes compatible with various rail mounts (e.g., M-LOK, Picatinny, KeyMod, MIL-STD-1913, STANAG 2324, STANAG 4694, Weaver).
- Tactical Switch: Allows for momentary activation (light press) or constant-on (locked) operation.
- Advanced Protections: Silent On/Off, Lock Function, Reverse Polarity Protection, Low-Voltage Warning, Battery Over-discharge Protection, No PWM, Noise and Temperature Control Protection.

Image 4.1: Close-up view of the Weltool W35A light head, highlighting its robust construction.
5. Setup and Installation
5.1 Battery Installation
- Unscrew the tail cap from the light body.
- Insert the included Lithium Ion battery with the positive (+) end facing towards the light head.
- Screw the tail cap back on securely. Ensure it is fully tightened to maintain waterproof sealing.

Image 5.1: Disassembled view of the light showing battery insertion point.
5.2 Mounting the Light
The W35A features two mounting holes on its body, allowing for attachment to various tactical rails using compatible mounts (e.g., Weltool PM4, not included). Ensure the firearm is unloaded and safe before proceeding.
- Select a suitable rail mount (e.g., M-LOK, Picatinny) that is compatible with your firearm and the W35A's mounting holes.
- Attach the chosen rail mount to the W35A light body using appropriate screws and tools.
- Securely attach the light with the mounted adapter to your firearm's rail system. Ensure all screws are tightened to prevent movement during use.

Image 5.2: Detail of the W35A body showing the two mounting holes for rail attachments.

Image 5.3: The Weltool W35A light securely mounted on tactical equipment.
6. Operation
The W35A utilizes a tactical tail switch for operation.

Image 6.1: Close-up of the tactical tail switch on the Weltool W35A.
- Momentary On: Lightly press the tactical switch to activate the light. Release the switch to turn the light off. This provides silent operation.
- Constant On: Fully press the tactical switch until it clicks to lock the light in the "on" position. Press again to turn the light off.
The light features a single output mode. The advanced protections include a low-voltage warning and battery over-discharge protection to ensure optimal battery life and performance.

Image 6.2: The Weltool W35A illuminating an area with its powerful beam.
7. Maintenance
- Cleaning: Wipe the light with a soft, damp cloth. Do not use abrasive cleaners or solvents.
- O-rings: Periodically inspect the O-rings for wear and tear. Lubricate them with silicone grease to maintain waterproof integrity. Replace if damaged.
- Battery Care: If the light will not be used for an extended period, remove the battery to prevent leakage. Store batteries in a cool, dry place.
- Threads: Keep threads clean and lightly lubricated to ensure smooth operation and proper sealing.

Image 7.1: The Weltool W35A demonstrating its waterproof capabilities under simulated rain.
8. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Light does not turn on. |
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| Light flickers or is dim. |
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| Water ingress. |
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9. Specifications
| Model | W35A |
| Light Source | LED |
| Brightness | 686 Lumens |
| Candela | 89,600 cd |
| Beam Distance | 653 Yards |
| Power Source | Battery Powered |
| Battery Type | 1 x Lithium Ion (included) |
| Voltage | 3.7 Volts |
| Material | Aluminum |
| Water Resistance | IP67 (Waterproof) |
| Special Features | Light-weight, Long Range, Dustproof, Tactical Switch, Silent On/Off, Lock Function, Reverse Polarity Protection, Low-Voltage Warning, Battery Over-discharge Protection, No PWM, Noise and Temperature Control Protection |
| Dimensions (Package) | 6.1 x 4.37 x 2.32 inches |
| Item Weight | 8.1 ounces |
10. Warranty and Support
For warranty information or technical support, please contact Weltool customer service. Refer to the official Weltool website or your purchase documentation for the most current contact details.
Manufacturer: Weltool
Website: www.weltool.com



