Dyson DC16 vaccuum charger rated 28Vdc on the output, but measures 24-27V on connecting and (very) slowly drops to 18V while connected. What could be the problem? : r/AskElectronics
New Vacuum Cleaner Replacement Battery 21.6v 2.2ah Li-ion For Dyson Dc16 12907 Rechargeable Battery Parts 912433-04 Bp01 - Rechargeable Batteries - AliExpress