count down timer stopwatch

Brand Name:Rainbuvvy

Model Number:S216

Place of Origin:China

...counting, brightness level, long bright screen mode, hand-raised bright screen, multi-sports mode, GPS movement track, sleep detection, pressure measurement, female physiological cycle, heart rate, blood oxygen, breathing training, information push, remote music, remote photo, real-time weather, mobile phone search (connected to mobile phone), alarm clock, timer, stopwatch...

Brand Name:Rainbuvvy

Model Number:S216

Place of Origin:China

...counting, brightness level, long bright screen mode, hand-raised bright screen, multi-sports mode, GPS movement track, sleep detection, pressure measurement, female physiological cycle, heart rate, blood oxygen, breathing training, information push, remote music, remote photo, real-time weather, mobile phone search (connected to mobile phone), alarm clock, timer, stopwatch...

Brand Name:Rainbuvvy

Model Number:S216

Place of Origin:China

...counting, brightness level, long bright screen mode, hand-raised bright screen, multi-sports mode, GPS movement track, sleep detection, pressure measurement, female physiological cycle, heart rate, blood oxygen, breathing training, information push, remote music, remote photo, real-time weather, mobile phone search (connected to mobile phone), alarm clock, timer, stopwatch...

Brand Name:Rainbuvvy

Model Number:KC86

Place of Origin:China

... oxygen monitoring, sleep monitoring, all day heart rate measurement Exercise recording: Step count, calorie count, distance, stopwatch, timer Other functions: Brightness adjustment, off screen time setting, wrist turning on screen, 8 menu styles (grid

Brand Name:Rainbuvvy

Model Number:KC86

Place of Origin:China

... oxygen monitoring, sleep monitoring, all day heart rate measurement Exercise recording: Step count, calorie count, distance, stopwatch, timer Other functions: Brightness adjustment, off screen time setting, wrist turning on screen, 8 menu styles (grid

Brand Name:Rainbuvvy

Model Number:KC86

Place of Origin:China

... oxygen monitoring, sleep monitoring, all day heart rate measurement Exercise recording: Step count, calorie count, distance, stopwatch, timer Other functions: Brightness adjustment, off screen time setting, wrist turning on screen, 8 menu styles (grid

Brand Name:Rainbuvvy

Model Number:KC86

Place of Origin:China

... oxygen monitoring, sleep monitoring, all day heart rate measurement Exercise recording: Step count, calorie count, distance, stopwatch, timer Other functions: Brightness adjustment, off screen time setting, wrist turning on screen, 8 menu styles (grid

Brand Name:Rainbuvvy

Model Number:KC88

Place of Origin:China

... oxygen monitoring, sleep monitoring, all day heart rate measurement Exercise recording: Step count, calorie count, distance, stopwatch, timer Other functions: Brightness adjustment, off screen time setting, wrist turning on screen, 2 menu styles (grid,

Brand Name:Rainbuvvy

Model Number:KC86

Place of Origin:China

... oxygen monitoring, sleep monitoring, all day heart rate measurement Exercise recording: Step count, calorie count, distance, stopwatch, timer Other functions: Brightness adjustment, off screen time setting, wrist turning on screen, 8 menu styles (grid

Brand Name:Rainbuvvy

Model Number:KC88

Place of Origin:China

... oxygen monitoring, sleep monitoring, all day heart rate measurement Exercise recording: Step count, calorie count, distance, stopwatch, timer Other functions: Brightness adjustment, off screen time setting, wrist turning on screen, 2 menu styles (grid,

Brand Name:Rainbuvvy

Model Number:KC88

Place of Origin:China

... oxygen monitoring, sleep monitoring, all day heart rate measurement Exercise recording: Step count, calorie count, distance, stopwatch, timer Other functions: Brightness adjustment, off screen time setting, wrist turning on screen, 2 menu styles (grid,

Brand Name:Rainbuvvy

Model Number:KC80

Place of Origin:China

... oxygen monitoring, sleep monitoring, all day heart rate measurement Exercise recording: Step count, calorie count, distance, stopwatch, timer Other functions: Brightness adjustment, off screen time setting, wrist turning on screen, 8 menu styles (grid,

Brand Name:Rainbuvvy

Model Number:KC80

Place of Origin:China

... oxygen monitoring, sleep monitoring, all day heart rate measurement Exercise recording: Step count, calorie count, distance, stopwatch, timer Other functions: Brightness adjustment, off screen time setting, wrist turning on screen, 8 menu styles (grid,

Brand Name:Rainbuvvy

Model Number:KC80

Place of Origin:China

... oxygen monitoring, sleep monitoring, all day heart rate measurement Exercise recording: Step count, calorie count, distance, stopwatch, timer Other functions: Brightness adjustment, off screen time setting, wrist turning on screen, 8 menu styles (grid,

Brand Name:Rainbuvvy

Model Number:KC80

Place of Origin:China

... oxygen monitoring, sleep monitoring, all day heart rate measurement Exercise recording: Step count, calorie count, distance, stopwatch, timer Other functions: Brightness adjustment, off screen time setting, wrist turning on screen, 8 menu styles (grid,

Brand Name:Rainbuvvy

Model Number:KC91

Place of Origin:China

...blood oxygen monitoring, sleep monitoring, all day heart rate measurement Exercise recording: Step count, calorie count, distance, stopwatch, timer,calculator Other functions: Brightness adjustment, off screen time setting, wrist turning on screen, 8 menu

Brand Name:SMARTENT

Model Number:ST-B5

Place of Origin:China

... call, 24hour heart rate, blood pressure, SpO2, Drink reminder, Fitness,Message Storage,Find the phone, 12/24 time, Timer, Stopwatch, Display timeout, Do not disturb, Wrist sense wake screen,Camera remote, Apple health connection, Tuya(Optional)