Synergy Digital Power Tool Battery, Compatible with Einhell 4511894, 451326001004 Power Tool Battery (18V, Li-ion, 2100mAh) - Walmart.com
SOLDERING REQUIRED for Einhell 18V Battery CD AccuPack 18 Pro MBR180 PAS18 01015 | eBay
Amazon.com: Einhell Power X-Change 18-Volt 3.0-Ah Lithium-Ion Starter Kit, Includes Battery and Fast Charger : Automotive
1-3pcs Einhell Power X-change 18v,4.8ah Lithium-ion Battery Universally Compatible With All Pxc Power Tools And Garden Machines - Rechargeable Batteries - AliExpress
Einhell Power X-Change Lithium-Ion High Capacity Battery, Red, 3.0-Amp (4511496) - - Amazon.com
3000mAh for Einhell 14.4V Ni MH Battery pack AccuPack 14.4 for self-installation | eBay
3000mah For Einhell 18v Ni Mh Battery Pack Cd Accupack 18 Pro Mbr180 Pas18 01015 4513090 For Self-installation - Rechargeable Batteries - AliExpress
Einhell Service
Battery 18V - Spareparts / Accessories - Einhell Service
1 3PCS Einhell Power X Change 18V,4.8Ah Lithium Ion Battery Universally Compatible With All PXC Power Tools And Garden Machines| | - AliExpress