Specifications High-concerned chemical:None Size:7.6*7.6*18.5cm Replacement Battery:Yes Set Type:Batteries Only Type:Li-Ion Nominal Capacity:6000mAh/8000mAh Model Number:For Dyson V11 SV15 Brand Name:Aleaivy Origin:Mainland China 25,2 V. Capacity:6000 mAh. Type: lithium:Replacement of the vacuum cleaner battery has a larger capacity than KC certification:YU101460-21002 Number of batteries: 1 Lithium Ion batteries Battery cell composition: Lithium Battery capacity: 6000mAh/ 8000mAh 【Compatible with V15 SV22 SV28 SV29 Click-in Type:】 Compatible with Vacuum cleaner models: V15 Detect Total Clean V15 Detect Total Clean Extra V15 Detect Absolute Extra V15 Detect Fluffy 【6.0Ah High Capacity:】 Lithium-ion battery, 6000mAh Capacity, 25.2V, made with high quality cells and long running performance. The battery is based on the size and the function is same with the battery. 【No Memory Effect:】 It can be charged or discharged as needed without loss of capacity. Integrated charging indicator: Steady blue means charging or using, light off means charging completed. Flashing red means error occurred. 【Safe to Use:】 Built-in professional intelligent protection board containing various technical protection such as charge, discharge, temperature control, over current protection and so on. Tested by manufacturer to match OEM products, long-lasting performance.