After-sale Service: 60 days money back and 5 years limited warranty. Hassle-free friendly customer service through email. Product details: ·Voltage: 21.6v ·Capacity:6000mAh ·100% Brand NEW! High Quality! ·High quality replacement battery Advantage : This Battery Perfectly Match Your Dyson Handheld Vacuum Cleaner V6 with practical price and high quality This Replacement Battery is Designed for Dyson Vacuum Cleaner V6. It is a kind of Li-on Rechargeable battery,you can carry it anywhere anytime, convenient to use.And it has no memory effect. Can be charged or discharged as needed without loss of capacity. The functions are the same as the OEM battery Uses the highest quality cells, safe with rapid-charge technology while providing overcharge and overdischarge protection.