Product size: 44 x 38 x 10.5mm
Screen size: 1.54 Inch

Bluetooth version: 5.0

Applicable platform: Android / iSO

Battery capacity: 230mAh

Interface: USB 2.0

Waterproof: Life waterproof

Product size: 22 x 235 x 13.5mm
Screen size: 0.96 Inch

Bluetooth version: 4.0

Applicable platform: Android / iSO

Battery capacity: 80mAh

Interface: USB 2.0

Waterproof: Life waterproof

Battery capacity: 50mAh
Screen size: 0.66 inches
Waterproof: 50 meters deep
Product weight: 0.21kg
Watch size: 230mm (length) * 40mm (寛) * 10.5mm (thick)
Function: Exercise recording/sleep monito