The Volt Mini | 18V Tool Battery USB Fast Charger

Turn your 18V tool batteries into portable power with The Volt Mini - a compact USB fast-charging adapter built for camping, 4WDing, touring, and off-grid adventures.

Whether you’re charging phones at camp, running a fan on the beach, or topping up devices when the car’s off, The Volt Mini gives you instant USB power using the batteries you already own

Perfect for:

Camping & Touring – charge phones, headlamps, cameras, GPS units, and camp accessories.

4WD & Overlanding – ideal backup power for drawer systems, canopies, and touring rigs

Boats & Beach Trips – keep small devices charged while fishing or boating.

Worksites & Emergencies – a reliable power source using spare tool batteries in your kit

Small, lightweight, and easy to use - The Volt Mini is a no-fuss power solution for life off the grid.

Key Features & Technical Specs

• Input: 18-20V tool battery
• Outputs: 1 × USB-A, 1 × USB-C
• Max Output: Up to 18W (device dependent)
• Charge Devices: Up to 2 at once
• Charges Battery: ❌ No
• Material: ABS + PC
• Mounting: Belt clip
• Use: Portable USB power
• Battery Included: ❌ No
  

⚠️ Battery not included

Battery Compatibility (Variant Dependent)

• Makita 18V LXT Li-ion Batteries
• DeWalt 18V / 20V MAX Li-ion Batteries
• Milwaukee 18V Li-ion Batteries
• Ozito / Einhell 18V Li-ion Batteries

Q1: What can I use The Volt Mini for when camping or 4WDing?
It’s perfect for charging phones, tablets, GPS units, torches, headlamps, cameras, USB fans, and other small USB devices at camp or on the road.

Q2: Does it fast charge devices?
Yes, it features USB-C PD and USB-A QC3.0 for faster charging compared to standard USB outputs.

Q3: Do I need an inverter or wiring?
No. Just clip in your 18V tool battery and plug in your device, no tools or installation required.

Q4: Is it suitable for off-road and touring use?
Yes, the battery locks in securely and the unit is designed to handle vibration and outdoor conditions.

Q5: Will it drain my tool battery quickly?
Runtime depends on your battery Ah and what you’re charging, but it’s ideal as a portable or backup power solution rather than a full battery system replacement.

Q6: Can I mount it permanently in my setup?
Yes, it can be mounted on walls, roofs, drawer systems, or worn on a belt for easy access.