✔ BATTERY SPECS: Battery Type: Li-ion; Voltage: 22.2V; High Capacity: 3500mAh, with a free Dyson filter replacements, high capacity for your Dyson cleaner machine to work longer.
✔ PERFECT COMPATIBILITY: The battery is fully compatible with dyson Type A DC44 DC35 DC31 DC34 (Not Fit Type B,DC44 MK2) type Handheld Vacuum Cleaner. (with Dyson Filter)
✔ ULTRA HIGH CAPACITY: Upgraded 3500mAh battery provides longer life than the original battery to clean your house fully. (Don't use it in high-power mode over 3 min)
✔ SAFE TO USE: The lithium-ion battery comes with built-in over-charge, over-discharge, over-voltage, over-current, and over-heating protections.
✔ 100% SATISFACTION SERVICE: For any reason you might not be 100% satisfied with E-TS battery, please contact us and we will handle your problems asap!