★ Lithium ion batteries have high energy density, low self discharge rate, and long cycle life.
★ The lifespan of the battery directly determines the usage time of the vacuum cleaner.
★ Choose environmentally friendly high-quality batteries and use the fast charging function of the vacuum cleaner, suitable for friends who frequently use the vacuum cleaner
★ Confirm your device model and contact customer service if you have any questions; Please confirm if your shipping address and contact information are correct.