Synergy Digital Vacuum Cleaner Battery, Works with KARCHER 28100010 Vacuum Cleaner, (Ni-MH, 4.8V, 2000mAh) Ultra High Capacity, Compatible with KARCHER 28100010, 6.654-118.0 Battery - Walmart.com
Karcher Cordless Electric Broom K 55 PLUS
Karcher K55 Plus 4.8V Cordless Electric Broom on 100outlets.com
Cameron Sino Replacement Battery (3000mAh / 14.40Wh) for KARCHER Broom K55, K55, | eBay
Amazon.com: Battery Replacement for KARCHER K55 Broom K55 4KR-1500SC V : Tools & Home Improvement