Dyson Handstick Vacuum Battery Holder (KR8LMLHSL) by MichaelAtOz
Amazon.com: V11 Battery Compatible with Dyson V11 Battery Replacement for Dyson V11 Animal,Outsize,Torque Drive/Extra,Absolute Extra,Complete Extra,Fluffy Extra Vacuum Cleaner (Click in Type) [NOT for V15] : Home & Kitchen
21.6V 8000mAh Replacement Battery for Dyson V7 V7 Animal V7 Extra V7 Trigger US - Walmart.com
Amazon.com: V11 Battery Compatible with Dyson V11 Battery Replacement for Dyson V11 Animal,Outsize,Torque Drive/Extra,Absolute Extra,Complete Extra,Fluffy Extra Vacuum Cleaner (Click in Type) [NOT for V15] : Home & Kitchen
Best Dyson Replacement Battery [Best Options for V6, V7, V8, V10, and V11]