Smart Bracelet D20s Exercise Heart Rate Blood Oxygen Blood Pressure Sleep 1.44 Inch Fitpro Health Watch Cross-border

DESCRIPTION:

Screen size :1.3 inches.

Dimensions :11.4*36.4*42.

Material: tpu.

Battery capacity :90MHA.

Memory :128KB.

Wear mode: wristband.

Operation mode: touch type.

Interface: USB 2.0.