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. This means that you no longer need to buy a battery for every product.