1. The electric shaver with the built-in design of lithium battery does not need to activate the battery, only needs to be used normally, and can be connected to the base for charging when there is no power or will be no power; Shavers are generally charged for 8 hours, some have tips to complete the charge, and some have no tips, but it is recommended to unplug after 8 hours;
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2, because different electric shaver products use different capacity batteries, charging power is different, it is recommended to determine whether it is fully charged according to the specific product manual or the charging indicator on the shaver, after the completion of charging it is recommended to unplug the power in time to prevent safety hazards due to overcharging;