marevic Smart Watch for Men Women,CY23,1.9" Fitness Tracker Bluetooth Call/Make Calls Smartwatch  (Black Strap, L)

App name: CO FIT Chip: Jieli 7012 Android system: Supports Android 4.4 and above IOS system: Apple IOS 10.0 and above Heart rate sensor: VC30F (with live detection) Bluetooth version: Bluetooth 5.0 Waterproof level: IP67 Product process: Zinc alloy process Total length of wristband: 260 mm Screen size: 1.9-inch IPS full viewing angle color screen Resolution: 240*296 Battery type: Pure cobalt battery cell + Seiko protection board Battery voltage: 3.8V Battery capacity: 220mAh Battery life: For normal connection, use for about 3 days, standby time for 7-10 days. (Connecting usage depends on personal usage) Charging method: Wireless charging Charging time: about 2 hours Functions: Single chip dual mode, IOS/Android single connection), five UI menu styles, AI voice assistant, offline Alipay, breathing training, dial push, stopwatch, brightness adjustment, multi-sport mode, sleep, heart rate, blood pressure, blood oxygen, wallet, business card, information, remote music, remote photography, weather, find mobile phone (connecting to the phone), Bluetooth call, Bluetooth music playback, password protection, calculator, split-screen display, quick widgets, weather, motion tracks, etc. Watch support language: English, Chinese, Traditional Chinese, Denmark, Greece, Latin, Romanian, Turkish, Hebrew, Czech, Polish, Spanish, German, Russian, Portuguese, French, Japanese, Italian, Vietnamese, Korean, Arabic, Persian, Thai