DeWalt DCB547 54v 9.0Ah XR FLEXVOLT Battery + DCB 118 Universal Charger Kit - Ray Grahams DIY Store
Waitley 18V 54V 6.0Ah DCB606 Replacement Li ion Battery for DeWalt MAX XR 20V/60V power tool 6000mAh lithium Batteries|Replacement Batteries| - AliExpress
Cheap Battery Quad Charger DeWALT DCB104 for all 10.8, 18 and 54 V ba, € 241,00
DeWalt DCB116 6A Battery Charger for 10.8v, 18v XR & 54v XR FLEXVOLT Li-Ion Batteries | Powertool World