Upgrade your Tineco Pure One S11 or S11 Tango vacuum cleaner with this OEM replacement battery. With a voltage of 21.6 and a capacity of 2500mAh, this battery provides a runtime of up to 30 minutes, ensuring uninterrupted cleaning. Its bagless design and cordless feature make it easy to use and maintain. The battery is specifically designed for the S11 and S11 Tango models, ensuring a perfect fit. Add this replacement battery to your cleaning arsenal today. Tested works great CP for condition. This is the actual item what you see is what you will get any questions feel free to ask. Thank you for your consideration.