Smart watch Amazfit GTS 4

"Microphone: Support

Speaker: Support

Vibration motor: Linear motor

Buttons: 1

Display: AMOLED

Size: 1.75 inches

Resolution: 390x450

Pixels per inch: 341

Touch screen: yes

Battery capacity: 300 mAh (estimated value)

Charging Method: Magnetic

charging Charging duration: Approximately 2 hours

life under typical usage scenario: Up to 8 days

Battery Life Mode Battery Life: Up to 16 days

Battery life in clock mode: Up to 30 days

Supported devices: Android 7.0 and later. iOS 12.0 and later

Weight with strap: 27g

Width: 20mm

Water resistance class: 5 ATM"