ECG monitoring watch $ 30.91 Interface: magnetic Body memory: 128+32 Screen material: tempered glass Wearing method: wrist strap Compatible system: iOS platform Additional features: audio and video entertainment, step counting, monitoring, social entertainment, smart reminders, health monitoring, information push, exercise tracking, sleep analysis Wireless distance: 5m (inclusive) -10m (inclusive) Battery capacity: 300MAH Operation mode: touch + button Product size: 13.93.98.9 Screen resolution: 360*360 Wristband material: leather