Parkside 20V 4Ah Battery PAP 20 B3 Longer battery running time and life span thanks to cell balancing: Amazon.co.uk: DIY & Tools
2Packs 20V 5Ah Akku Lithium Ion Battery for Parkside X 20V Team Cordless Power Tools for PAP 20 B3, PAP 20 A3, PAPS 208 A1|Rechargeable Batteries| - AliExpress
Parkside XTEAM Series Lithium Ion Battery 20 V 4Ah : Amazon.co.uk: DIY & Tools
Parkside, 20 V Lithium Ion Battery, 4 Ah, XTeam Series : Amazon.de: DIY & Tools