Vacuum Cleaner Battery | Lithium Ion | 22.2 V | 2 Ah | 44.4 Wh | Backup Battery for Dyson DC31 / DC34 / DC35 / DC44 / DC45 series (sold before June 2013)
Ref : V2AHDY22V202
Vacuum Cleaner Battery | Lithium Ion | 21.6 V | 2 Ah | 43.2 Wh | Backup Battery for Dyson DC16 series
Ref : V2AHDY21V602
Vacuum Cleaner Battery | Ni-MH | 14.4 V | 3.3 Ah | 47.52 Wh | Reserve Battery for iRobot Roomba
Ref : V3AH3IR14V401