High Capacity】TenHutt 22.2V 4000mAh Replacement Type B Battery for Dyson DC34 DC35 DC31 DC44 DC45 Cordless Handheld Vacuum Cleaner (Not Fit Type A): Amazon.co.uk: Home & Kitchen
Dyson vacuum won't turn on (not even after charging) - Vacuumtester
Will not unplugging the battery after Dyson is fully charged will damage the vacuum cleaner battery?