Amazon.com: Smart Watch, Fitness Watch Activity Tracker, 1.32'' HD Smart Watch, Fitness Tracker 1.69" Touch Screen Heart Rate Sleep Monitoring heart rate with a fitness bracelet and a phone app. Hands Smart Watch, Fitness Tracker 1.69" Touch Screen Fitness Watch with. Product information: Motherboard model: LH726 V6. 1 Motherboard size: 26. 8*13. 4*0. 6MM CPU: HS6620+BK3266 Flash memory: 512KB+16M BT: 4. 2+5. 0 dual mode LCD: 1. 3 1. 54 '' TP: cob capacitive multi touch Charging method: 2 pin thimble charging compatible with wireless Heart Rate, Blood Pressure, Color Screen, Exercise, Smart Watch Size Information: Packing list: Watch*1 Charger*1 Wristband*1 Manual*1 Box*1 Product Image: