(Dyson DC31, DC35 type B, DC44 Animal, DC45, DC31, DC31 Animal, DC34, DC35, DC35 Animal, DC35 Exclusive. It has to be a Type B Main Body). 1x 6400mAh Li-ion Battery for Dyson DC31B /TYPE B. This is theType B screw in battery and will NOT work with the Motor that takes the Snap in style battery.
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