【Compatibility】: Replacement 2500mAh/74.00Wh Li-ion Battery. Compatible For Eureka H11. Handheld Cordless Vacuum Cleaner Fits BP28825A 【High Quality】: The Sweeper battery is made of high-quality rechargeable batteries, and an adaptive chip is added to stabilize the current and U, which has no negative impact on the robot. After multiple uses, the loss is less than 5%. 【High Battery Stability】: The integrated microchip prevents overcharging and prolongs battery life. No memory effect. Can be charged or discharged as needed without loss of capacity. 【Safety battery】: Lithium-ion batteries have built-in protection against overcharge, overdischarge, overvoltage, overcurrent and overheat. Battery life varies depending on settings, usage, and temperature. With the low-power consumption and high-capacity cycling function, you can use it with confidence. 【Easy to use and perfect to clean】: Easy to install and remove, it allows your machine to easily clean all the dirt, dust, debris, hair, and anything on the floor. U: 29.60VCapacity 2500mAh / 74.00WhDimension:169.60 x 82.30 x 61.30mmHonest service: If you have questions about our goods, you can contact us at any time, and we will reply you within 24 hours. Thank you so much!