Introduction
Thank you for choosing the Energizer 3500XT-R Rechargeable Metal Flashlight. This manual provides essential information for the safe and efficient operation, maintenance, and care of your new flashlight. Please read it thoroughly before first use and retain it for future reference.
Important Safety Information
Always observe the following safety precautions to prevent injury or damage to the product:
- Eye Safety: Do not look directly into the light beam. The high intensity light can cause temporary vision impairment or permanent eye damage.
- Heat: The flashlight may become warm during prolonged use, especially on high settings. Handle with care.
- Children: Keep out of reach of children. This is not a toy.
- Battery: The flashlight contains a non-replaceable lithium-ion battery. Do not attempt to open the battery compartment or replace the battery.
- Disposal: Dispose of the product and its battery responsibly according to local regulations. Do not incinerate.
- Water Resistance: This flashlight is rated IPX4 water-resistant, meaning it is protected against splashing water from any direction. It is not designed for submersion.
Refer to the caution markings on the product packaging for additional safety guidelines.
Package Contents
Verify that all items are present in your package:
- 1 x Energizer 3500XT-R Rechargeable Metal Flashlight
- 1 x USB-C Charging Cable

Image: The Energizer 3500XT-R flashlight shown alongside its included USB-C charging cable.
Setup and Initial Use
Charging the Flashlight
Before first use, fully charge your Energizer 3500XT-R flashlight.
- Locate the USB-C charging port on the flashlight, typically protected by a rubber cover.
- Open the rubber cover to expose the USB-C port.
- Connect the small end of the provided USB-C cable to the flashlight's port.
- Connect the standard USB-A end of the cable to a compatible USB power source (e.g., wall adapter, computer USB port).
- The charging indicator light will illuminate to show charging status. Refer to the product for specific indicator behavior (e.g., red for charging, green for full).
- Once fully charged, disconnect the cable and securely close the rubber cover to maintain water resistance.

Image: The Energizer 3500XT-R flashlight connected to its USB-C charging cable.
Operating Instructions
Power On/Off and Mode Selection
The flashlight features multiple light modes for various situations:
- To Turn On/Off: Press the power button once to turn the flashlight on. Press again to turn it off.
- To Cycle Modes: While the flashlight is on, press the power button repeatedly to cycle through the available modes: High, Low, and Safety Flashing.
- Safety Flashing: To activate the strobe mode, press the power button three times quickly.
Digital Focus
The patented Digital Focus technology allows for seamless transition between a focused spot beam and a wide area light.
- With the flashlight on, press and hold the power button to adjust the beam focus.
- Release the button when the desired focus (spot or area) is achieved.

Image: A detailed diagram highlighting the flashlight's features, including the one-handed digital focus mechanism.
Power Bank Functionality
The Energizer 3500XT-R can also serve as a power bank to charge other USB-powered devices.
- Locate the USB-A output port, typically next to the USB-C input port, under the protective cover.
- Connect your device's charging cable to the USB-A output port on the flashlight.
- The flashlight will begin charging your device.
- Disconnect the cable when charging is complete and close the protective cover.
Key Features Overview
- High Brightness: Delivers up to 3500 lumens of LED light.
- Extended Beam Distance: Provides a beam distance of up to 300 meters.
- Durable Construction: Made from aircraft-grade aluminum with a textured body for a secure grip.
- Water and Impact Resistant: Rated IPX4 water-resistant and can withstand drops up to 1 meter. Features a shatterproof lens.
- Long Runtime: Offers up to 12 hours of reliable lighting on the Low setting.

Image: A person using the flashlight in a dark environment, illustrating its 3500-lumen output.

Image: The flashlight's powerful beam extending up to 300 meters, shown in a rainy outdoor setting.

Image: A user demonstrating the flashlight's long-lasting illumination, providing up to 12 hours of light on low setting.
Maintenance
Cleaning
- Wipe the flashlight body with a soft, damp cloth.
- Do not use abrasive cleaners or solvents, as these can damage the finish or lens.
- Ensure the charging port cover is closed before cleaning to prevent water ingress.
Storage
- Store the flashlight in a cool, dry place away from direct sunlight.
- For long-term storage, it is recommended to charge the flashlight every 3-6 months to maintain battery health.
Troubleshooting
If you encounter issues with your Energizer 3500XT-R flashlight, refer to the following common problems and solutions:
- Flashlight does not turn on:
- Ensure the battery is charged. Connect the flashlight to a power source using the USB-C cable.
- Check if the power button is functioning correctly.
- Flashlight does not charge:
- Verify that the USB-C cable is securely connected to both the flashlight and the power source.
- Try a different USB-C cable or power adapter to rule out faulty accessories.
- Ensure the power source is active and providing power.
- Light output is dim or inconsistent:
- The battery may be low. Recharge the flashlight.
- Ensure the lens is clean and free from obstructions.
If these steps do not resolve the issue, please contact Energizer customer support.
Technical Specifications
| Feature | Specification |
|---|---|
| Model Number | E304191700 |
| Brightness | 3500 Lumens |
| Beam Distance | Up to 300m |
| Light Source Type | LED |
| Power Source | Rechargeable Lithium Ion Battery (included) |
| Runtime (Low Setting) | Up to 12 hours |
| Material | Aircraft-grade Metal |
| Water Resistance | IPX4 |
| Drop Resistance | 1 meter |
| Product Dimensions | 6.5 x 6.5 x 23.5 cm |
| Item Weight | 522 g (0.52 Kilograms) |
| Included Components | USB Cable |
Warranty and Support
Energizer products are manufactured to high-quality standards. For information regarding warranty coverage, please refer to the warranty card included with your product or visit the official Energizer website.
For further assistance, technical support, or to explore other Energizer products, please visit the Energizer Store on Amazon or the official Energizer website.







