Smart bracelet heart rate...

Material: ABS

● Display
1.3 inch IPS full touch screen.
●
240 *. 240px resolution
● Case color
black White
● ABS + PC + Liquid Silicone Strap
● CPU
nRF52832
● Battery capacity
400mAh
● Support system
i0S8.5 and above, Android4.4 and above
● APP

DA FIT

Height: 62mm
Width: 38mm

Strap: 260mm