Amazfit Cheetah 3.53 cm (1.39") AMOLED 46.7 mm Digital 454 x 454 pixels Touchscreen Grey GPS (satellite)

Heart rate measuring: Manual, Automatic
Call notifications: Yes
Vibrating motor: Yes
Weather display: Yes
SMS notifications: Yes
Stress monitoring function: Yes
Remote audio playback: Yes
Training programming: Yes
SOS alert function: Yes
Activity tracker: Yes
Blood oxygen sensor: Yes
Calories burned: Yes
Clock mode: 12h/24h
Pedometer: Yes
Gyroscope: Yes
Activity monitoring: Yes
Geomagnetic sensor: Yes
Timer: Yes
Ambient light sensor: Yes
Stopwatch: Yes
Personal goals: Yes
Electronic compass: Yes
Barometric altimeter: Yes
Heart rate monitor: Yes
Accelerometer: Yes
Quality of sleep: Yes
Virtual assistant: Amazon Alexa
Band size: One Size
Watch case colour: Grey
Watch case material: Fibre Reinforced Plastic (FRP), Titanium
Watch case size: 46.7 mm
Closure type: Double prong strap buckle
Wrist size range: 150 - 220 mm
Market positioning: Sport watch
Shape: Round
Suggested gender: Any gender
Waterproof up to: 50 m
Waterproof: Yes
Band colour: Grey
Band material: Silicone
Water resistance: 5 ATM
Battery life (GPS mode): 44 h
Battery life (power save mode): 576 h
Battery capacity: 440 mAh
Battery type: Built-in battery
Charging time: 2 h
Battery life: 14 day(s)
Total length (band + watch): 4.7 cm
Width: 46.7 mm
Depth: 46.7 mm
Weight: 32 g
Band width: 2.2 cm
Thickness: 1.19 cm
GPS (satellite): Yes
Mobile network connection: No
Mobile operating systems supported: Android 9.0, Android 11.0, iOS 14, iOS 14, Android 10.0, Android 10.0, Android 8.0, Android 8.0, iOS 13, iOS 13, Android 7.0, Android 7.0, Android 7.0, Android 12.0, iOS 12, iOS 16, iOS 15, Android 13.0
Built-in speaker(s): Yes
Built-in camera: No
Operating system installed: Zepp OS
FM radio: No
Built-in microphone: Yes
Display resolution: 454 x 454 pixels
Pixel density: 326 ppi
Display technology: AMOLED
Colour display: Yes
Display diagonal: 3.53 cm (1.39")
Display type: Digital
Touchscreen: Yes
Sports activity apps: Strava
Bluetooth: Yes
Wi-Fi: No
Bluetooth version: 5.3
USB port: No
Warnings: The product contains a lithium battery that is hazardous to the environment. Do not dispose of it in the normal rubbish bin., Do not leave the device in high temperature areas., Be careful when touching the battery as it can be hot.