High Quality Dyson DC34 Battery | LaptopBatteryDirect.net
Amazon.com: Lachy Upgraded High Capacity 21.6V Replacement Battery for Dyson Type-B DC31 DC34 DC35 DC44 DC45 Animal 917083-01 Handheld Cordless Vacuum [ONLY Fit for Type B] : Home & Kitchen
Dyson DC31 DC34 DC35 DC44 battery disassembly for replacement: Not Worth It. - YouTube