Features:The 4G network version:WIFI+LBS positioning, Locate more accurate;The 4G network version:4G Network, VOLET Video call,Voice call,remote monitor,LTE GPRS Data.connect more fast and stable;battery:500mahIP67 waterproof design(Please do not use it in hot/salt water,hot shower,swimming or diving!)1.44 Inch HD color touch screen, full fit IPS display, explosion-proof crack, drop-resistant scratch-resistant, waterproof, dustproof, 128* 128 resolution;Language: English,Ruian,French,Spainish,German,Italian,Polish, DutchBand material:Food-grade silicone strap, anti-static, dust-proof, sweat-proof.GSM:B2,B3,B5,B8WCDMA:B1,B2,B5,B8.FDD-LTE:B1,B2,B3,B5,B7,B8,B20TDD-LTE:B38,B39,B40,B41Packing List:1* Kids Smart Phone Watch (Not include sim card)1* USB Charge Cable1* English instructions1* Original BoxNote:The registration code of the watch is in the applicationThe iMEI number on the back of the watch is not a registration code, it is the serial number of the watchIf your watch cannot be used after inserting the SIM card, please try restarting the watch. If it still cannot be used, it may be caused by a pin on the SIM card. Please insert the SIM card of the watch into your phone, then close the SIM card on the phone settings page, then insert the watch again and restart to check if it can be used. If you have any problems, please contact customer service and we will solve them for you.