Yes. Millet mobile power, 4 lights off even shut down. Xiaomi mobile power supply 10400, the main control for modern ABOV 97F1204SMBN MCU, power management IC for TI Texas Instruments BQ24195, the latter is the core of charge and discharge: chip control is characterized by plug in charge, no switch is required; It will not automatically turn off after full charge, you need to manually unplug the cable, turn off 4 lights within 1 minute, and shut down, and will not continue to output current. The real thing. no problem.