Waterproof grade:IP68 Screen:1.28 inch Pedometer:Yes Calorie counter:Yes Heart rate:YesThis 4G smartwatch with 500MP dual camera, 1.6 inches full round screen, also have SIM card slot, with GPS funct more→ion. IP67 waterproof ensure no worry when you doing exercise. Smartwatch with 900mAh super battery capacity, enjoy video calls and more functions longer time. 4G Smartwatch Features: 1, Nano SIM card, 4G Network(Global Bands), WiFi, GPS/GLONASS, Dial call, answer call, Voice Search, 2GB RAM+16GB ROM. 2, 5MP HD camera, Offline Music, MP3, MP4, Mic/Speaker, Alarm clock, Browser, Calendar, E-book, Phonebook, Weather, Clock Faces for Any Occasion, Apps download. 3, Sports modes: runing, riding,