Rainbuvvy HK24 smartwatch 2.01-inch AMOLED screen health tracker answer/make phone calls NFC sports watch

Product parameters
Screen: 2.01 inches
Pixel: 240 * 296
Touch type: Full screen touch
Main body: Zinc alloy+tempered glass
Wrist strap: silicone strap
BT: BT5.3
Compatible systems: Android 4.4 (inclusive) and above, iOS 9.0 (inclusive) and above
Application: CO-FIT
Meter head: 52.3 * 43 * 11mm
Watch strap: total length 220MM, adjustable length 145-190MM
Features: answering/making calls, voice control, gaming, NFC, breathing training, calendar, world clock, computer, password unlocking, custom dial, weather forecast, music control, step count, sedentary time, mileage, search, calories, message push, etc.