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DC34 DC31 replacement tool battery PCB For Dyson DC34 DC35 DC44 DC45 MK2 Type B Series Charging 22.2V 2200mAh 3000mAh|Rechargeable Batteries| - AliExpress
Amazon.com: DTK 4000mAh DC34 Type B Replacement Battery for Dyson DC31 DC34 DC35 DC44 Type B Handheld Vacuum Cleaner Battery Only Fit for Type B : Home & Kitchen