When the mobile power supply is charged, it senses the current of the charged electronic product to automatically power off.
1, when the mobile power to charge the mobile phone, when the mobile phone is full of electricity into the maintenance and charging state, this time the current of the mobile phone will become very small, this time the mobile power will determine that the mobile phone has been fully charged, it will automatically power off.
2, when the mobile power to charge the Bluetooth headset, the input of the Bluetooth headset is very small, the mobile power is transferred to the mobile phone, not suitable for charging the Bluetooth headset, the mobile power to charge the Bluetooth headset input current is relatively small, so there will be intermittent phenomenon.