Noise ColorFit Pulse 4 Max Smartwatch

Connectivity
System Requirement: iOS 11.0 + or Android 9.0 +
BT: v5.3                                                  

Display
Display technology: AMOLED 
Size: 1.96” 
Resolution: 410*502
Cloud-based watch faces: Yes
AI-based watch faces: Yes            

Sensors
Heart rate sensor: Yes
Accelerometer: Yes
SpO2 sensor: Yes                                

Battery & Charging
Typical Usage Time: Up to 7 days
Standby Time: Up to 30 days
Charging Time: Up to 2 hours
Charging Cable: Yes                        

Physical Specifications
Watch Case Material: Metal
Strap Size & Material: 22mm (silicone)
Water Resistance Rating: IP68      

Health Monitoring Features
Heart rate monitor
Step tracker
Sleep monitor
Stress measurement 
Sports modes
SpO2 monitor
Activity history
Breathe practice                              
Female cycle tracker                                  

Smart features
SoS technology
Caller name information
Call rejection
Stopwatch
Timer
Alarm
Reminder
Weather
Vibration alert
Do not disturb mode
Screen brightness
Functional crown
Wrist awake