Greenworks 40V 4.0Ah Lithium-Ion Battery – 22% Power Boost, Genuine, 75+ Tools Compatibility

Greenworks 40V Battery — Power, Trust, and Compatibility

Meet a power-packed 40V lithium‑ion battery designed to keep your handheld tools running longer between charges. This upgraded model delivers a 22% boost in energy delivery, providing steadier performance across tasks while staying fade free and free from memory effects often associated with older chemistries.

On the practical side, the integrated LED fuel indicator makes it easy to monitor charge levels without removing the battery. A robust battery management system (BMS) delivers essential protection in everyday use, helping guard against overheating, short circuits, and overcharging. These safeguards support safer operation and longer-term battery health for compatible tools in the Greenworks ecosystem.

Key benefits at a glance

• Fade-free power with no memory loss after charging, so performance remains consistent across sessions.
• LED battery fuel indicator for quick, at-a-glance charge status.
• Built-in multi-protection technology (BMS) including overheat, short circuit, over voltage, and over current safeguards.
• One battery power all: compatibility with 75+ Greenworks tools in the same 40V family.
• Genuine Greenworks battery assurance with a 3-year warranty to protect your investment.

Real-world use and scenarios

• Ideal for lawn care, hedge trimming, and garden maintenance where cordless freedom matters.
• Longer run times can reduce tool swapping during extended projects and seasonal cleanups.
• Lightweight design supports comfortable handling during overhead or extended tasks.
• Reliable power delivery helps you complete tasks with steadier tool performance.

Choosing a Greenworks 40V battery means embracing a versatile power source built to work with your existing toolkit. While results will vary with tool and workload, the combination of a higher energy boost, integrated indicators, and protective features points to a more predictable, simpler charging routine in everyday yard care.