Amazon.com: Dutyone 3500mAh 22.2V Type B Battery Replacement for DC31 Type B Replacement Compatible with Battery DC35 DC44 DC31 DC34 Type B Handheld Vacuum (ONLY Fit for Type B) : Home &
Amazon.com: DTK 4000mAh DC34 Type B Replacement Battery for Dyson DC31 DC34 DC35 DC44 Type B Handheld Vacuum Cleaner Battery Only Fit for Type B : Home & Kitchen
21.6V Battery for Dyson-s V6 V8 V10 Series Handheld Vacuum Cleaner Spare battery | eBay
Use your cordless batteries to replace the crap ones that comes with Dyson vacuums : r/Tools
How to replace the battery on your Dyson V6™ cordless vacuum - YouTube
HOW TO REPLACE DYSON V6 BATTERY | DYSON BATTERY REPLACEMENT TUTORIAL - YouTube