SOLVED: My dyson keeps cutting out. It's like a pulse - Fixya
How to Fix Your Dyson Cordless Vacuum Pulsating Off and On
Support | Troubleshooting | Dyson
YABER Dyson DC34 DC35 4000mAh Replacement Battery for Type B Dyson DC31 DC34 DC35 DC44 DC45 17083-04 917083-01 17083-2811 18172-01-04 17083-4211 (Only Fit for Type B Screw-Fixing, Not for Type A) :