Milwaukee REDLITHIUM™ USB Charger & Portable Power Source Kit – Overview
What it is:
The Milwaukee REDLITHIUM™ USB Charger & Portable Power Source Kit is a compact rechargeable power system that works as both:
- a battery charger for Milwaukee REDLITHIUM USB batteries
- a portable USB power bank for small devices
It’s part of Milwaukee’s REDLITHIUM USB lighting/portable power ecosystem (used in flashlights, headlamps, heated gear accessories, etc.).
What comes in the kit:
- REDLITHIUM USB rechargeable battery
- Portable power source / charger unit
- USB cable (typically micro-USB or USB-C depending on revision)
- Fuel gauge indicator
Key features:
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Dual function design: charges the battery AND powers USB devices
-
USB output: can charge phones, tablets, earbuds, etc.
-
Fuel gauge LEDs: shows remaining battery charge
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Fast charging capability: supports relatively quick recharge cycles (around 2A class charging depending on version)
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Jobsite durability: designed for Milwaukee’s small tool/lighting ecosystem
In plain terms:
This is basically a rugged Milwaukee-style power bank system.
It’s not for big tools like drills or saws—it’s for:
- work lights
- headlamps
- heated gear accessories
- charging a phone on the jobsite
Think of it as:
“Milwaukee’s small-device battery + charger + portable USB power brick in one system”
Simple takeaway:
- REDLITHIUM USB Charger & Portable Power Source Kit = compact USB battery system
- Charges Milwaukee USB lights and accessories
- Also works as a portable phone/device charger
- Built for small electronics, not M12/M18 power tools
