Key Features:

49mm HD display with 320×320 resolution

Heart rate monitoring

Fitness tracking (steps, distance, calories burned)

Bluetooth calling

IP68 water resistance

Multiple sports modes

Sleep tracking

Music playback

Notification support

Long battery life

Overall, the KW900 Ultra 2 Smartwatch is a good value for the money. It offers a variety of features at an affordable price. However, some users have reported software glitches and the build quality is not as good as some more expensive smartwatches.