Smart watch heart rate and blood pressure monitoring

Case material: zinc alloy
Display: 1.08 inch IPS color screen
Case thickness: 9.8mm
Strap width: 20mm
Strap material: belt/stainless steel/silicone
Waterproof:|P67 waterproof
Battery capacity: 150mAh
CPU: Realtek8762C
Bluetooth: BT5.0

A: Black-Silicone Strap

B: Pink-Silicone Strap

C: Grey-Silicone Strap

D:   Black-Leather Strap

E: Pink--Leather Strap

F: Silver-Steel Strap