Husqvarna 40-B540X is a 36V battery with 15 Ah capacity that offers outstanding runtime and performance for highly demanding professional applications. Like all Husqvarna BLi-X batteries, it's built with efficient high-power cells. 40-B540X provides the best weight-to-capacity ratio within the Husqvarna 36 V battery segment. The robust design fulfils IPX4 for all-weather use with all professional Husqvarna 36V equipment. Key features: Tabless Cell Technology, ActiveCool, Weatherproof (IPX4), Integrated connectivity. Specifications Battery voltage: 36 V Battery capacity: 15 Ah Battery energy: 540 Wh Battery chemistry: Lithium Ion Weight (complete product w/o side packed articles): 2.8 kg Product code: 970721301