2 Pack 4V 3.5Ah Red Lithium USB Battery Replacement for Milwaukee Headlamp/Flashlight | 20% Longer Runtime, Compatible with Red Lithium 3.0 & 48-11-2131
All electronics ship with US style plugs.You may need a voltage converter or a plug adapter.
Special Features
【Built-in USB Charging】Features a USB-C port—no dedicated charger needed. Charge directly via power banks, laptop ports, wall adapters, or car chargers, ideal for on-site repairs, camping, or emergency use.
【Precise Compatibility】Designed to replace the 48-11-2131 battery, fully compatible with M18-series headlights/flashlights. Note: Not suitable for non-M18 tools.
【4V High-Capacity Performance】4V high-density lithium-ion cells deliver consistent power for construction, outdoor, or home repair tasks. Solves short runtime issues, with over 1000 charge cycles for long-term reliability.
【Durable & Protected】Rugged ABS construction resists drops, vibrations, and extreme temperatures. Built-in safeguards against overcharging, over-discharging, and short circuits—meets strict safety standards.
【Cost-Effective & Reusable】A budget-friendly alternative to original batteries. Reduces single-use waste while keeping your tools powered, perfect for professionals, handymen, or outdoor enthusiasts.