Battery for Xiaomi BRR-2P4S-5200S Mijia Roborock S50 S51 S6 Sweep One S55 5200mA $50.29 $149.99 Vacuum Battery for Xiaomi BRR-2P4S-5200S Mi Robo Mijia Roborock S50 Mijia Compatible with the following devices Mi Robo, Mijia Roborock S50, Mijia Roborock S51, Millet Sweeper, Roborock S6, Roborock... Add to Cart