Introduction
The HOTO Flashlight Duo is a versatile and powerful lighting tool designed for various applications, from outdoor adventures to emergency situations. It features a dual light source, multiple modes, and convenient charging options, all housed in a durable and ergonomic design.

Image: Front view of the HOTO Flashlight Duo, showcasing its sleek design and dual light sources.
Key Features
- Dual Light Source: Features both a powerful main flashlight and a versatile side light for ambient or colored illumination.
- High Brightness: Main light delivers up to 1000 lumens with a long beam distance of 210 meters.
- Long-Lasting Battery: Built-in 3200mAh rechargeable battery provides up to 65 hours of lighting depending on the mode.
- USB-C Rechargeable: Conveniently charges via a hidden USB-C port.
- Easy Control: Simple one-click operation to adjust intensity and rotation to switch between 13 pre-set modes, including SOS and flashing modes.
- Multiple Securing Methods: Includes a magnetic base, silicone strap, and stretchable hook for versatile mounting.
- Durable Design: Features a foggy surface with a pearlescent spraying process for a comfortable, anti-slip, and wear-resistant grip.
Setup
Initial Charge
Before first use, fully charge the HOTO Flashlight Duo. Locate the hidden USB-C port by sliding the top section of the flashlight. Connect the provided USB-C cable to the flashlight and a compatible power source.

Image: Close-up view of the hidden USB-C charging port on the flashlight.
Operating Instructions
Main Light Operation
To activate the main flashlight, press the power button located on the body. Rotate the top section of the flashlight to cycle through different brightness levels (low, medium, high) and special modes like SOS or flashing.

Image: Hand holding the flashlight, demonstrating the rotation for mode selection and the power button.
Side Light Operation
The side light offers multiple modes including ambient warm light, colored light, and flashing alert. To switch to the side light, rotate the top section past the main light modes. Continue rotating to cycle through the various side light options.

Image: Various uses of the flashlight's two light sources, including night walk, general lighting, warm light, flashing, and bi-color ambient light.
Mounting Options
- Magnetic Base: The flashlight features a strong magnetic base for attachment to metallic surfaces.
- Silicone Strap: Use the detachable silicone strap to secure the flashlight to poles, branches, or other objects.
- Stretchable Hook: The integrated hook at the top can be extended to hang the flashlight for overhead lighting.

Image: Visual representation of the magnetic band, silicone strap, and stretchable hook for mounting.
Maintenance
Keep the flashlight clean by wiping it with a soft, dry cloth. Avoid using abrasive cleaners or solvents. Ensure the USB-C port cover is properly closed when not charging to prevent dust and moisture ingress. Store in a cool, dry place away from direct sunlight.
Troubleshooting
Flashlight Not Turning On
- Check battery level: The battery might be depleted. Connect the flashlight to a power source using the USB-C cable and allow it to charge.
- Ensure the power button is pressed firmly.
Light Output is Dim
- The battery might be low. Recharge the flashlight fully.
- Ensure the correct brightness mode is selected. Rotate the top section to increase brightness.
Charging Issues
- Verify the USB-C cable is properly inserted into both the flashlight and the power adapter.
- Try a different USB-C cable or power adapter.
- Ensure the charging port is free of debris.
Specifications
| Feature | Detail |
|---|---|
| Brand | HOTO |
| Model Number | QWSDT002 |
| Light Source Type | LED |
| Brightness | 1000 Lumens (Main Light) |
| Light Path Distance | 210 Meters |
| Battery Capacity | 3200mAh (Lithium Ion) |
| Runtime | Up to 65 hours |
| Power Source | Battery Powered |
| Charging Port | USB-C |
| Material | Aluminum |
| Color | Gray |
| Item Weight | 194 Grams (6.8 ounces) |
| Product Dimensions | 7.75"D x 1.38"W x 1.38"H |
| Water Resistance Level | Water Resistant |
Warranty & Support
Warranty Information
The HOTO Flashlight Duo comes with a 1-year warranty from the date of purchase.
User Manual & Support
For detailed instructions and further assistance, please refer to the official User Manual (PDF) available for download. For additional support, please visit the HOTO official website or contact customer service.
Official User Manual: Download PDF