ARyee 3500 mAh DC34 Battery Compatible with Dyson DC31 DC34 DC35 DC44 DC45 Type B Battery, Replacement for 917083-01 17083-2811 17083-04: Amazon.de: Home & Kitchen
DTK 22.2V 4000mAh Li-ion Battery for Dyson DC34 Type B Handheld Vacuum Cleaner Battery DC35 DC31 DC44 (Fits Type B Only, Not Type A) : Amazon.de: Home & Kitchen