Rainbuvvy KC82 smart watch 1.45 inch round screen Bluetooth call heart rate sleep monitoring barometric altitude compass sports watch

Screen: 1.45 inch IPS Resolution: 412*412 System requirements: IOS9 or above, Android 4.4 or above Bluetooth version: 3.0/5.2 GPS chip: Roda AG3352B Main control chip: Realtek 8763EWE Battery capacity: 650mAh_high capacity and high voltage battery Charging method: magnetic charging Motor: Built-in vibration reminder Waterproof level: 1ATM Material: zinc alloy + plastic Watch size: 56.9*52.8*14.3mm Strap width/material: 22mm/liquid silicone strap Functions: Built-in GPS, altitude, air pressure, compass function, AI voice assistant, Bluetooth call function, calculator, heart rate, blood pressure, blood oxygen, sleep monitoring, step counting, calories, distance, stopwatch, timer, brightness adjustment, scrolling Wrist-on screen, music control, alarm clock, phone search, 12 dial UI switching (customizable dials), Do Not Disturb mode, drinking water reminder, remote camera, menstrual reminder for women, heart rate warning, sedentary reminder, phone search, incoming calls Refuse to accept etc.