*Device Z59 Ultra*
Shape Square
Dimension 45*38*13mm
Weight 50g
Display IPS
Screen Size 2.0 Inch
Screen Resolution 435*485 pixels
Compatible Os Android & IOS
Sensors 
Heart rate Sensor
G Sensor
Bluetooth V5.0 & V3.0
GPS NO
Speaker Yes
Microphone Yes
Multi-sports mode Yes
Heart rate monitor Yes
Blood Oxygen Monitor Yes
Blood Pressure Monitor Yes
Waterproof IP67 Waterproof
Additional Features 
Bluetooth calling
Thermometer
Sedentary reminder
Sleep monitor
Alarm
Barometer
Brightness Adjusting ….etc
Battery Capacity 200 mAh
Normal usage 2-5 days
App name RDFit
Strap Silicon