Dyson vacuum with Milwaukee battery hack. "Your scientists were so preoccupied with whether or not they could, they didn't stop to think if they should." : r/MilwaukeeTool
Genuine Dyson replacement batteries for your cord-free machine
Amazon.com: JJXNDO Upgraded 2-in-1 V7 V8 Adapter for Dewalt 20V Li-ion Battery Convert to for Dyson V7 V8 Battery, Work for Dyson V8+V7 Series Vacuum Cleaner Animal Absolute Fluffy Vacuum Installation Part :