DT900 Ultra, Y60 Ultra, T800 Ultra T900 Ultra , Ultra 10in1 , 7in 1 Ultra , T10 Ultra , Y20 Ultra , Y80 8 in1 Ultra S100 ultra 2 Available All smart watch in low Rate , High Quality All smart watch S100 Ultra 2 New Smart Watch 7 In 1 Straps 49mm 2.02inch