Zeblaze Btalk 3 Pro Great Display For$15 Smartwatch!

Zeblaze Balk 3 Pro smartwatch has an AMOLED
display with Always-on Display support, high
resolution and brightness. This is probably the best
screen among budget watches under $20.
The new Zeblaze smartwatch also features
Bluetooth Calling, heart rate, sp02 and blood
pressure monitors, and up to 14 days of battery life.

Zeblaze Balk 3 Pro Specifications:
Dimensions:
Width: 46.6 mm
Height: 45.2 mm
Thickness: 10.3 mm
Weight: 38.6 g
Total weight without wristband: 21.3 g

Display
Display type: AMOLED
Display size: 1.43" Ultra HD AMOLED Display
Support Always-on Displays: YES
Display resolution: 466*466 pixels, 326 PPI
Brightness: Up to 1000 nit
Touch screen: YES

Materials
Case material: Plastic
Button material: Aluminum alloy
Buckle material: Plastic
Wristbands
Material: Durable and comfortable fluoroelastomer
strap
Width: 22 mm, compatible with standard 22 mm quick release.

Sensors: Heart Rate monitor, Pulse Ox Blood oxygen. saturation monitor, Proximity sensor, Accelerometer
Bluetooth version: BLE 5.2
Smartphone compatibility: Android 5.0 or iOS 10.0and above

Durability
Operation temperature min: -20°C
Operation temperature max: 40°C
Water resistance: IP68

Battery:
Battery capacity: 260 mAh
Battery type: Li-Pol
Typical usage modes: Up to 14 days
Heavy usage modes: Up to 7 days
Continuous voice Calling: 365 mins
Charging time: 1.5 hours