Philips smart lock general charging time is 4 hours, Philips smart lock lithium battery battery is made of polymer materials made of lithium battery, storage of large power, long usable time, a charge can be used for about 8-12 months, and has insufficient power reminder function, when the power is not enough to open and close the door one hundred times, The smart lock will voice remind the user to charge in time. Smart lock is a very human product and you deserve it.
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Rechargeable lithium batteries can be charged by USB (home mobile phone charging data line can be), the first charge is recommended to charge 12 hours.
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How to do not go home for a long time to cause the lithium battery to run out of power, you can connect the charging bank to the smart lock for temporary power supply to run.