Get the power you need to tackle those lengthy jobs with the Baumr-AG 58V Lithium-Ion Battery. Having this ultra-compact power source on-hand and on-charge is the smart way to execute your lawn mowing work around the garden. You won't need to worry about rushing through your tasks before your charge is exhausted again. Take the time you need to perfect your garden. Featuring the latest Li-Ion technology, this extremely powerful 58V, fast charging unit gives you optimal performance in the most practical way. You can leave it unused without having to worry about memory effects or loss of charge, and for absolute convenience features a digital battery charge indicator. Compatible with the Baumr-AG E-Force 580 Lithium Cordless Lawn Mower, there really is nothing standing between you and achieving that perfect lawn!