Zt-max40 smart watch 2.0 ultra wireless charging step counter smart watch
product details of huaqiangbei's new rotating camera s9uitra smartwatch is suitable for 5g call nfc monitoring with multiple functions
1 .strap material : silicon .
2 .watch features : sleep monitor .
3 .warranty type : seller warranty .
4 .warranty period : 1 month .
5 .delivery option standard : no .
6 .delivery option express : yes .
7 .delivery option economy : no .
8 .sim support : yes .
9 .sim slots : 1 .
10 .water resistance : no .
11 .refresh rate : 50 hz .