DC31, DC34, DC35 and DC44 Series Li-ion 2000mAh/22.2V Plus.Parts 'Type A' Battery for Dyson
YABER Dyson DC31 DC34 DC35 4500mAh Replacement Battery for Type A Dyson DC31 DC34 DC35 DC44 917083-01 (Not for Type B, DC44 MK2, Only Fit for Type A Clip-on): Amazon.co.uk: Home &