Specifications Connection:Others High-concerned chemical:None Nominal Capacity:5000mAh Weight:450g Voltage:25.2v Size:18650 Application:Vacuum Cleaner,Vacuum Cleaner Model Number:for Xiaomi Dreame V8 V9 V10 VVN3 VVN4 XR Type:Li-Ion Brand Name:Aleaivy Origin:Mainland China Certification:CE Rated Voltage:Others Product description: --Applicable models: The replacement battery is fully compatible with Xiaomi Dreame V8 V9 V10 VVN3 VVN4 XR.(For "V10 Pro / VVN5", please select 14Pin, please note before ordering!!! If you have any other questions, please contact the seller's customer service) Please make sure both the model number and battery part number match your device before purchasing (see product description for more information). --Powerful Replacement Battery: Voltage: 25.2V, Type: Li-ion, Capacity: 3000mAh/75.6Wh. High quality cells are used to ensure,Made of high quality batteries. --Professional certification: It has passed the corresponding certification audit and is 100% new. Protection functions against incorrect voltage, battery overload, short circuit, internal overheating. --Easy Installation: To install the battery, simply remove the screws from the bottom of the device, disconnect the battery connector and connect this battery. --Worry-free purchase: Our replacement battery, we offer 30 days full refund and return. 24 hours of friendly service. Contact us: Any questions please click the "Ask a question" in our storefront or "YOUR ORDER" options, click "Contact seller"(Note: Please do not charge immediately after the battery runs out , let the battery cool down for 10-20 minutes. It is very important, especially the maximum mode is used and the battery is hot.)