S9 Ultra Smart Watch

S9 ultra 49mm real screws 3 straps smart watch fitness tracker touch series 9 8 montre reloj inteligente s9 ultra smartwatch.
s9 ultra sell points:
1. 49mm 2.02inch screen
2. true screws and true buckles
3. with 3 styles straps(ocean rubber,nylon alpine and metal)
essential details
function: chronograph, lighting, calendar, alarm clock, week, month, remote control, sleep tracker, fitness tracker, calculators, call reminder, answer call, push message, mood tracker, message reminder, dial call, heart rate tracker, interactive music, blood oxygen monitor, gps navigation.
feature: touch screen, auto focus, app control, ip67 waterproof
operation system:
movement type: automatic
band material: rubber
case material: aluminium alloy
working time: 7-15 days