Amazon.com: Fayeey Replacement Battery for Dyson V10 Battery 5000 mAh Compatible with Dyson V10 Animal V10 Absolute V10 SV12 Motorhead Cordless Vacuum Cleaner(Does NOT FIT SV10) : Home & Kitchen
Amazon.com: DTK 21.6V 4000mAh for Dyson V7 Battery Replacement SV11 Handheld Vacuum Cleaner [ONLY Fit for V7 SV11 Series] : Home & Kitchen