How to replace the battery on your Dyson V7 or V8 cordless vacuum - YouTube
Replacement Battery for Dyson V7 V8, 21.6V 6.0Ah Li-Ion,Compatible with Dyson SV10 SV11 Series V8 Absolute Cord-Free Vacuum - AliExpress
Amazon.com: YMWLKJ DW20V7 for Dyson V7 Battery Replacement, Adapter with Trigger Lock, Convert for DeWalt 20V Battery to for Dyson V7 Battery, fit for Dyson V7 Absolute Animal Fluffy Motorhead HEPA SV11
Amazon.com: New Version 21.6V 4.6Ah Lithium-Ion Battery for Dyson V7 - fit V7 Absolute, V7 Animal, V7 HEPA, V7 Trigger, V7 Motorhead, V7 Pro Vacuum Cleaner : Home & Kitchen
5000mAh 968670 229687 Battery for Dyson V7 Absolute Motorhead Pro Vacuum Cleaner | eBay
Dyson V7/SV11 Series Original High Capacity Li-ion Battery (2100mAh/21.6V/46Wh)