Brand Fayeey Battery Cell Composition Lithium Ion Recommended Uses For Product Vacuum Cleaner Unit Count 1 Count Voltage 25.2 Volts About this item Large Capacity: Replacement battery for Dyson V10 vacuum, 5000mAh, longer duration than original batteries. Good Compatiblity: Fayeey V10 battery replacement is perfectly compatible with Dyson Cyclone V10 Animal,V10 Absolute, V10 Motorhead,V10 Fluffy, and the original charger too. Safe and reliable: UL and CE certified, with over-voltage protection,over-current protection,short circuit protection,high-temperature and over-charge protection, make these batteries safe and reliable. LED Indicator for remain power: built in 3 LED lights, they indicate the remaining power of the batteries.