Rechargeable Li ion Battery 18V 4.0Ah 5.0 Ah Replacement for EINHELL Power X Change PXBP600 PXBP300 4511396 4511437 4511437 Tool|Replacement Batteries| - AliExpress
Einhell Power X-Change PXC Starter Kit 18V 4Ah 4512042 Tool battery and charger 18 V 4 Ah Li-ion | Conrad.com