MILWAUKEE 18V RedLithium™-Ion 4.0Ah Battery M18B4

Delivers maximum runtime, maximum power and more recharges than standard lithium-ion batteries. The 18V REDLITHIUM-ION 4.0Ah battery pack features superior pack construction, electronics and performance to deliver more work per charge and more work over pack life than any battery on the market.

With Milwaukee durability built into each pack, this battery runs cooler and performs in climates below 0°F/-18°C. Managed by Milwaukee’s exclusive REDLINK™ Intelligence, the battery features overload protection to prevent you from damaging your cordless power tools in heavy-duty situations, while the discharge protection prevents cell damage. The temperature management system and individual cell monitoring help maximise battery life. Switch to the 18V REDLITHIUM-ION 4.0Ah battery pack to instantly upgrade the runtime and durability of your Milwaukee 18V cordless tools.

• REDLINK™ PLUS Electronic Intelligence enables advanced communication between your batteries and tools, allowing for unmatched levels of performance, protection, and productivity.
• Versatility: Powers more than 150 Milwaukee 18V cordless power tools.
• Overload protection to prevent battery abuse.
• Temperature Management System to keep battery at ideal temperature.
• Individual Cell Monitoring for optimal charge and discharge for maximum battery life.
• Discharge Protection prevent cell damage from over-discharging.