Set 6 x Li-Power battery pack 18 V/4.0 Ah (625151000) | Metabo Power Tools
Battery Pack For Metabo 18V 4000mAh Ni MH Heavyduty BST 18 BSP 18 PLUS KSA18|Replacement Batteries| - AliExpress
Metabo HPT 18-Volt 3 Amp-Hour Lithium Power Tool Battery in the Power Tool Batteries & Chargers department at Lowes.com
Metabo HPT 7-Tool 18-Volt Brushless Power Tool Combo Kit with Soft Case (2- Batteries Included and Charger Included) in the Power Tool Combo Kits department at Lowes.com