The STYTJ02YM 14.8V 3500mAh lithium-ion battery powers Xiaomi Mijia LDS Vacuum Cleaner, Mi Robot Vacuum-Mop P/2S, and Haier JX37/EVE vacuums. It ensures extended runtime (90-120 minutes), fast charging (4-5 hours), and stable voltage for consistent suction. Designed with overcharge/over-discharge protection, …