The sleep function of the mobile power supply cannot be turned off. When the mobile power supply is overcharged or the voltage is too high, it will automatically enter the charging protection state, that is, you say hibernation, this time the mobile power supply is a power off state, is not charged into the electricity. This is to protect the battery from overcharging and resulting in accelerated degradation. If it is charged for a long time, it may also cause the motherboard to burn out due to heat.