FUEGO® 3500 Pro & FUEGO® Q4 Charger

Rechargeable Batteries for the FUEGO

FUEGO 3500 Pro Battery

The FUEGO 3500 Pro delivers a true 3500mAh capacity with stable output and long cycle durability, making it ideal for the most demanding applications. From thermal and night vision optics to high output illumination tools, industrial sensors, and mission critical electronics, the 3500 Pro provides consistent, high drain performance when it matters most.

FUEGO Q4 Charger

Complementing the new cell is the FUEGO Q4, a versatile USB-C powered 4-bay charger designed to support a wide range of Li-ion and NiMH formats including 18650, 21700, 26650, AA, and AAA. With intelligent charge management, selectable current modes, and clear status indicators, the Q4 ensures fast, safe, and efficient charging whether in the workshop, on the range, or out in the field.

Key Features FUEGO 3500 Pro Battery

• True 3500mAh capacity

• Stable output for consistent performance

• Long cycle durability for extended use

• Ideal for thermal and night vision optics

• Suitable for high output illumination tools

• Reliable for industrial sensors and mission-critical electronics

• High drain performance when it matters most

Key Features – FUEGO Q4 Charger

• USB-C powered 4-bay charger

• Supports Li-ion and NiMH formats: 18650, 21700, 26650, AA, AAA

• Intelligent charge management for safety

• Selectable current modes

• Clear status indicators for easy monitoring

• Fast, safe, and efficient charging

• Suitable for workshop, range, or field use

Specifications – FUEGO 3500 Pro

• Model: FUEGO 3500 Pro

• Cell Type: 18650

• Capacity: 3500mAh

• Chemistry: Li-ion (as applicable)

• Intended Use: Thermal/night vision optics, illumination tools, industrial sensors, mission-critical electronics

Specifications – FUEGO Q4 Charger

• Model: FUEGO Q4

• Power Input: USB-C

• Bays: 4

• Compatible Formats: 18650, 21700, 26650, AA, AAA

• Supported Chemistries: Li-ion, NiMH

• Features: Intelligent charge management, selectable current modes, status indicators

What's Included

• FUEGO 3500 Pro 18650 Battery

• FUEGO Q4 USB-C 4-Bay Charger

• USB-C charging cable (as applicable)

• User manual