Aspire battery charger P4A 18-C100 offers fast charging and a compact and lightweight design. It is part of the 18V POWER FOR ALL ALLIANCE battery system, meaning one battery can be used for several tools and brands, allowing great flexibility and less storage. Storage is also facilitated by the integrated keyholes for wall mounting. The charge indicator indicates sufficient charge state to make usage easy. This charger fully charges P4A 18-B72 (4Ah battery) in 59 minutes and P4A 18-B108 (6Ah battery) in 87 minutes.