Interface: USB 2.0 3. Message, incoming call, watch rejection, mute function, sedentary reminder, drinking reminder APP message notification, all available, smart vibration reminder, to avoid missing important information 1. Using a 1.3-inch PS full-color display, superior picture quality experience. Frequently used applications are fast and make your experience more convenient. 2.Built-in optical heart rate sensor, combined with intelligent heart rate algorithm to follow your heart rate changes all day long, whether it is resting heart rate or exercise heart rate can be accurately monitored. Camera: None Applicable platform: fully compatible 4. Meet your daily needs, so you can in outdoor activities, wash your hands or wear it in the rain, and feel more at ease. You can play whatever you want. Communication function: not supported 5. Preset mainstream sports modes such as walking, running, mountaineering, and cycling, always prepare for you who love sports, sports data analysis, let you know more about exercise. Operation mode: button type Screen size: 1.28 inches Fuselage memory: 128MB Battery capacity: 200MAH Applicable crowd: business, mass, fashion, adult Internal inclusion： Screen material: IPS Wireless distance: 10M 1PC charging line Compatible system: fully compatible language: language Model: W9 PLUS Additional functions: video entertainment, step counting, mobile positioning, , social entertainment, intelligent reminder, remote self timer, health , information push, motion tracking, sleep analysis Wearing method: Wristband 1PC watch Exercise Watches Fitness Health Smart Watch Pressure Advance Smart Watch Fitness Watch Band Exercise Watch Language: Language Smart Watch with Call Smart Watch Belt Mi 6 Smart Watch Smart Watch Rugged Smart Watch for Womens Applicable Crowd: Business, Mass, Fashion, Adult 3plus Smart Watch Smart Band Watch Smart Watch Android Smart Watch Batteries Android Watch Band 2.Built-in Optical Heart Rate Sensor, Combined With Intelligent Heart Rate Algorithm To Follow Your Heart Rate Changes All Day Long, Whether It Is Resting Heart Rate Or Exercise Heart Rate Can Be Accurately Monitored. Smart Watch with Calling And Texting Hw12 Smart Watch 6 Watch with Pedometer Smart Watch Heart Rate Android Women Text And Call 5. Preset Mainstream Sports Modes Such As Walking, Running, Mountaineering, And Cycling, Always Prepare For You Who Love Sports, Sports Data Analysis, Let You Know More About Exercise. Vibe 3 Smart Watch Watch for Android Phones Talk And Text Watches Touchscreen Seizure Detection Watch Smart Watch W506 Screen Size: 1.28 Inches Step Counter Bracelet View Watch Smart Watch Prw2500t-7 Active 2 Smart Watch