FEATURES: -Brand New, Never Used -Fully compatible with Dyson V7 Series -Charging at any time without memory effect, Integrated microchip prevents overcharging & lengthens battery life. -Grade A cells ensure fast charges and low power consumption; Built-in circuit protection ensures both safety and stability. -Highest quality standards, Products are CE certified, tested by manufacturer to match OEM products, long-lasting performance, and durability. Description: Brand New and High Quality Battery capacity: 6000mAh Specially designed for Dyson V7 vacuum cleaner. Voltage: 21.6V Battery type: Li-ion battery Easy to install and remove Material: ABS + Fireproof Material.