1.2 Please charge this product with the configured charger for no less than2 hours before using it.1.3 Please power off when insert SIM card by opening the card cover(Corresponding screws and screw drivers are included in the package), pleaseremember to use the waterproof ring surrounding the SIM cover, and tightenthe screw when finish inserting SIM card to avoid water inflow.1.4 This Android watch supports 3G WCDMA with NANO SIM card, and alsocompatible with 2G GSM.1.5 To ensure the longer battery life, you are recommended to close highpower consumption functions if they are needless for you such as Wake-upgesture, GPS, WiFi, Bluetooth or other specific functions.It is normal that the watch temperature may increase mildly while it isconnecting to internet with WIFI or 3G network because of higher powerconsumption.2. Product Overview2.1、basic introduction

KingWear KW88 User Manual

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