The Husqvarna 40-B140 is a high-capacity 4 Ah integrated battery designed for part-time use, delivering strong performance and extended runtime. Its high-power cells maintain consistent output across varying climates and demanding applications, while advanced active cooling ensures reliable operation during heavy workloads and fast charging. An intuitive 4-LED indicator makes it easy to monitor charge levels, and the battery can be recharged up to 600 times, offering lasting value and dependable efficiency.