Battery type: Li-ion; Voltage: 14.4V/14.8V; Capacity: 3400mAh/48.96Wh; Cells: 4-Cell Compatible Models: Replacement for Eufy X10 Pro Omni Robot Vacuum Cleaner Manufactured to work as genuine parts with the exact same plug and size, it fits in your robot vacuum and works just like the original. Easy to install in 2 minutes Extended Runtime – 3400mAh high-capacity battery provides longer cleaning sessions, reducing frequent recharges and keeping your home spotless We providing you 24/7 email service to support you with any problem, be rest assured that you will get the best when you choose our products Specifications: Battery type: Lithium-ion Battery Voltage: 14.8V Capacity:3400mAh Reusability: Rechargeable Replacement battery for Eufy X10 Pro Omni,Designed exclusively for the eufy X10 Pro Omni robot vacuum