Powtree 6000mAh 12V Li-ion BAT420 BAT411 Rechargeable Battery For Bosch BAT411 BAT420 BAT412A GBA 12V Professional 1600A00X7H _ - AliExpress Mobile
Amazon.com: Synergy Digital Power Tool Battery, Compatible with Bosch GSR 10.8 V-LI-2 Power Tool, (Li-ion, 12V, 4000mAh) Ultra High Capacity, Replacement for Bosch BAT412, BAT414, BAT420 Battery : Tools & Home Improvement