Product information:

Item number: L21/X57
Screen size: 1.69 inches
Interface: USB 2.0
Body memory: 64MB
Additional functions: video entertainment, step counting, monitoring, social entertainment, intelligent reminder, remote selfie, health monitoring, information push, exercise tracking, sleep analysis
Wireless distance: 5m (inclusive)-10m (inclusive)
Battery capacity: 220mAh
Product size: 43.0*36.0*9.8mm
Screen resolution: 240*280
Wristband Material: Silicone
Colour:Black tape, pink tape, silver shell black tape, black Milan steel belt (send black tape), golden Milan steel belt (powder tape), silver Milan steel belt (send black tape), black three-bead steel belt (send black tape) ), golden three-bead steel belt (send powder tape), silver three-bead steel belt (send black tape), silver Milanese steel belt (send gray tape), silver three-bead steel belt (send gray tape)
Battery life: 7-14 days
Charging method: base charger, magnetic charging cable

Packing list:

Watch*1/Watch+ strap*1