This is a generic, equivalent one, 100% compatible. This 2000mAh Replacement Li-ion Vacuum battery is designed to compatible with Dyson 18172-01-04 17083-4211 Type A DC35 DC45 DC44 DC55 Animal.

Specifications:
* Product Type: generic/equivalent
* Battery Voltage: 22.2V
* Battery Capacity: 2000mAh / 3000mAh / 4000mAh / 4800mAh
* Chemistry: Lithium-ion (Li-ion)
* Condition: new, 1 Year Warranty!
* No memory effect, can be charged or discharged as needed without loss of capacity.
* Safeguard features against incorrect voltage, short circuit or internal overheating.

Compatible With Original Battery Code:
17083, 17083-01, 17083-05, 17083-07, 17083-09, 17083-2811, 17083-3110, 17083-4211, 17083-5211, 64167-1113, 64167-2713, 17083-4910
917083, 917083-01, 917083-05, 917083-07, 917083-09, 917083-2811, 917083-4211, 917083-5211, 18172-01-04

Compatible With Dyson Models:
DC31 Series,DC31 , DC31 Animal Exclusive
DC34 Series Only Fit DC34 Complete

Note: DO NOT Fit DC34 Animal, Not fit the Part #: 17083-04, NOT fit Dyson Battery Pack 6-Cell (Type B)

DC35 Series DC35, DC35
Complete DC44 DC45 (Not Fit Type B, DC44 MK2)

Note: Please note that this battery is not compatible with the screw-in Type B style