The KUNLUN 3500mAh Compatible battery pack is designed to seamlessly replace the existing Shark XBATR725SLEU battery in your Shark IZ400UK, IZ400UKT, IZ420UKT cordless vacuum cleaner. This innovative battery choice ensures optimal performance and long-lasting power for your cleaning needs. With its 3500mAh capacity, it delivers up to 1.5 hours of increased battery life compared to the stock battery, providing you with additional cleaning time. Our battery pack is compatible with a wide range of Shark vacuum models, making it easy to upgrade and maintain the efficiency of your Shark vacuum. Ensure your Shark vacuum's longevity and cleanliness with a reliable and high-capacity battery pack from KUNLUN.
