1. The battery may be faulty.
? 2. The phone watch is not charged, this situation can be analyzed from three perspectives of the charger charging line battery, you can replace the charger charging line for comparison, so as to exclude whether it is the charger charging line problem, if there is no problem, it is the battery failure, this situation does not need to do any processing, so as to avoid damage to other components, just contact the seller or after-sales service, The battery has been replaced.