• AEG 4,0Ah pack provides extended runtime and power in a compact package
  
• Compatible with all AEG PRO18V power tools
  
• Light weight and compact design to minimize user fatigue
  
• Thermal overload protection: Protects battery if temperature gets too high
  
• Current overload protection: Shuts down the pack in order to protect battery and tool from high current draw
  
• Individual cell monitoring: Protects individual cells from over discharging
  
• On board LED battery charge level indicator

The AEG 18V 4.0Ah Pro Lithium-Ion Battery Pack, model L1840S, is a high-capacity, reliable power source designed to keep your AEG cordless tools running at peak performance. Whether you're a professional tradesperson or a dedicated DIY enthusiast, this battery pack is an essential addition to your toolkit. With a 4.0Ah (ampere-hour) capacity, this lithium-ion battery pack provides long-lasting power, allowing you to work for extended periods without frequent recharges.