
Milwaukee REDLITHIUM L4 B3 4v Cordless USB Li-ion Battery 3ah
by Milwaukee
£21.95from 2 retailers
GTIN04058546345020
EAN4058546345020
MPNL4B3
Prices updated 6 Apr 2026
Compare 2 Retailers
My Tool Shed
BEST PRICEIn stock£5.95 delivery
Tooled Up
In stock£5.95 delivery
Amazon
Check live price on Amazon.co.uk
eBay
Check availability and price on eBay.co.uk
Product Description
The Milwaukee Redlithium L4 B3 4v Cordless USB Li-ion Battery is a compact and powerful power source designed for use with a range of electronic devices. With its impressive 3ah capacity, this lithium-ion battery provides extended run time and improved performance over standard batteries. The L4 B3 battery features Redlithium technology, which optimises performance and protects against overload, overheating, and deep discharge. This advanced technology also enables communication between the battery and device, ensuring maximum efficiency and prolonging the lifespan of both components. The L4 B3 battery is compatible with all Milwaukee Redlithium USB rechargeable products. This means you can power a wide range of devices with a single battery, making it an essential investment for anyone on the go. Features & Benefits • Compatible with all Milwaukee Redlithium USB rechargeable products • Eliminates the need for disposable batteries with over 1,000 charges for longer life • Supplies up to 2x more capacity than three AAA Alkaline batteries for increased run time Specifications • Battery Capacity: 3ah • Battery Type: Lithium-ion • Battery Voltage: 4v • Pack Quantity: 1 • Weight: 0.04kg
More products from My Tool Shed
Browse their full range on Yorkshire.com
Related Products
Browse all Power Tool Batteries
Einhell TE-RS 18 Li Solo 18V Rotating Sander
£55.97

Einhell CE-AP 18 Li-Solo 18V Air Pump
£36.69

Einhell PXC 18V Cordless Twin Pack Slim Plus Li-ion Batteries 3Ah
£74.00

Dewalt Power Tools Dewalt DCE079D1GGB 18V Green Rotary Laser Kit with 1 × 2.0Ah Battery
£1363.99

Makita DMP180Z air compressor 12 l/min Battery
£60.90

Evolution 1060004 18V 8.0Ah Li-ion Battery
£112.97
From£21.95My Tool Shed
Buy Now