Husqvarna Aspire™ 18V battery (4.0Ah) is a long lasting and powerful battery, compatible with the Husqvarna Aspire™ product range. Ergonomic design with soft grip makes attaching to your product quick and easy. This means that you no longer need to buy a battery for every product. This battery is a product of the POWER FOR ALL Alliance, one of the largest cross-brand battery alliances of leading manufacturers. These batteries can be used for all products that are part of this alliance*. This means that you no longer need to buy a battery for every product. *Bosch PSM 18 LI + Bosch ALB 18 LI only compatible with the battery type 1.5 Ah – 3.0 Ah.