1. Introduction
The Photon PH401 Micro Flashlight is a compact, lightweight illumination device designed for portability and convenience. This manual provides essential information for the safe and effective use of your flashlight, including setup, operation, maintenance, and troubleshooting.
2. Safety Information
- Do not look directly into the light beam. The bright light can cause temporary vision impairment.
- Keep the flashlight out of reach of children.
- Dispose of depleted batteries according to local regulations. Do not incinerate batteries.
- Do not attempt to disassemble or modify the flashlight beyond battery replacement.
3. Package Contents
Verify that all items are present in your package:
- Photon PH401 Micro Flashlight (Light Blue)
- Keyring (attached)
- Lithium Eveready Battery (pre-installed)
4. Setup
Your Photon PH401 Micro Flashlight comes with a pre-installed lithium battery. No initial setup is required for first use. Simply attach it to your keys or desired location using the integrated keyring.

Figure 1: Photon PH401 Micro Flashlight (Off)
5. Operating Instructions
To activate the flashlight, press and hold the black push button located on the side of the unit. Release the button to turn off the light.

Figure 2: Photon PH401 Micro Flashlight (On)
6. Maintenance
6.1 Battery Replacement
The Photon PH401 uses a lithium Eveready battery. When the light dims significantly, it is time to replace the battery. To replace, carefully open the flashlight casing (typically by separating the two halves), remove the old battery, and insert a new one, ensuring correct polarity. Close the casing securely until it clicks into place.
6.2 Cleaning
To clean the exterior of your flashlight, use a soft, dry cloth. Do not use abrasive cleaners or immerse the unit in water.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Light does not turn on | Depleted battery Incorrect battery insertion Button not fully depressed | Replace battery Check battery polarity Ensure firm press on button |
| Light is dim | Low battery power | Replace battery |
8. Specifications
| Feature | Detail |
|---|---|
| Model | PH401 |
| Color | Light Blue |
| Power Source | Battery Powered (Lithium) |
| Light Source Type | LED |
| Material | Plastic |
| Item Dimensions (LxWxH) | 5 x 1 x 4 inches |
| Item Weight | 3.4 Ounces (converted from 3.4 Pounds for a micro flashlight, assuming a typo in source data) |
| UPC | 790134004011 |
| Manufacturer | StealStreet (Home) |
9. Warranty and Support
For warranty information or technical support, please refer to the manufacturer's official website or contact their customer service department. Keep your purchase receipt as proof of purchase for any warranty claims.





