The Milwaukee M18B4 18V 4.0Ah Lithium-Ion Battery Pack is designed for professionals seeking robust performance and extended runtime for their Milwaukee M18 tools. This battery delivers up to 2x more runtime and 20% more power compared to standard lithium-ion batteries, thanks to Milwaukee's advanced REDLINK™ Intelligence. This technology ensures optimal charge and discharge cycles, protecting tools from overload and overheating. The battery's durable construction includes a metal frame and shock-responsive separators to withstand vibrations and drops. Additionally, it operates efficiently in extreme temperatures as low as -20°C.

Features and Specifications:

• Battery Type: Lithium-Ion
• Voltage: 18V
• Capacity: 4.0Ah
• Advanced Electronics: REDLINK™ Intelligence
• Overload Protection: Prevents damage in heavy-duty applications
• Temperature Management: Maintains optimal temperature range
• Cell Monitoring: Ensures optimal charge and discharge
• Runtime: Up to 2x more compared to standard batteries
• Power: 20% more power than standard batteries
• Recharge Cycles: Up to 2x more recharges
• Durability: Operates in temperatures as low as -20°C
• Weight: 0.7kg
• On-Board Fuel Gauge: Maximizes runtime efficiency
• Warranty: 2 Years