Powerful Replacement Battery for Xiaomi/Roborock Robot Vacuums
High-capacity 14.4V/14.8V Li-ion battery designed for Xiaomi Mi Robot, Roborock S50/S51/T4/T6 models. Premium lithium cells ensure extended runtime (up to 30% longer vs. stock) with stable voltage output for consistent suction power. Precision-engineered with built-in BMS protection (overcharge/overheat/short-circuit proof) and ultra-durable ABS casing. Seamless plug-and-play installation—no tools required. Ideal for homes with pets/high debris, large-area cleaning, or as a backup power solution. OEM-compatible performance at wholesale pricing. Stock up—bulk discounts available for resellers/cleaning service providers. Ships globally with guaranteed lowest-price matching.