DW20V8 Adapter for Dewalt 18V/20V Max Li-ion Battery, V8 Battery Replacement, Work for Dyson V8 Series Animal Absolute Vacuum Cleaners with Clear Dust-Proof Cover - Newegg.com
Dyson V8 (215681) Battery Disassembly - YouTube
Amazon.com: V8 Replacement Battery 21.6V 4600mAh for Dyson V8 Animal SV10 V8 Absolute V8 Fluffy V8 Motorhead V8 Handheld Vacuum Cleaner with Pre-Filters and Screwdriver : Home & Kitchen