Roborock Ultron Lite 5200mAh Li-Ion Battery for Q5 Pro Q8 Max S8 Series
- Replacement Li-Ion battery pack for Roborock robot vacuums. Ultron Lite 5200mAh power cell delivers reliable runtime and stable performance for Q5 Pro, Q8 Max, Qrevo Pro, S8 and compatible models.

The Roborock Ultron Lite 5200mAh Li-Ion Battery is a replacement power accessory designed for selected Roborock robot vacuum cleaners. Built to restore dependable operating time and consistent cleaning performance, it is compatible with popular models including Q5 Pro, Q5 Pro+, Q8 Max, Q8 Max+, Qrevo MaxV, Qrevo Pro, Q5 Max+, Q5 DuoRoller+, S8 and S8+. This battery pack uses lithium-ion technology and features a 5200mAh capacity, providing the energy needed for efficient daily vacuuming cycles.
Its compact construction is suited for precise integration inside compatible robotic vacuum systems, while the durable design supports stable power delivery during routine use. As an original-type vacuum cleaner accessory, it is intended to help maintain proper device functionality and reliable cleaning coverage. In practical use, a high-quality replacement battery can improve runtime consistency, support uninterrupted floor cleaning and help your robot vacuum perform as expected across larger areas.
It is a smart solution when the existing battery shows reduced capacity or shorter operating sessions. By replacing a worn power pack, users can extend the service life of their Roborock cleaner and regain the convenience of automated home cleaning with dependable everyday performance.





