BARE UNIT - NO BATTERY OR CHARGER INCLUDED Power X-Change is the rechargeable battery system from Einhell. It is designed for multi functionality. With this advanced technology, you can use 18V rechargeable batteries with different capacity ratings to power any of the Einhell Power X Change range. The Einhell Axxio cordless angle grinder is very useful when working in the workshop, home and garage. POWERFUL, WIRELESS COMFORTABLE: These are the features that gave great importance during its design. The angle grinder is part of the Power X-Change family, so the battery can be used in all standalone devices in the series. The brushless motor offers more power and therefore a longer life span. Soft start and reset protection for greater user safety. Its compact design .