Key specifications:
- Display : 2.0-inch square LCD screen, 320 x 385 pixel resolution (~250 pixels per inch), brightness up to 500 nits, and a 60Hz refresh rate.
- Design : Approximate dimensions 49.1 x 40.4 x 11.4 mm; Weight 30.6 grams without the strap; Plastic body with metallic coating.
- The strap : A TPU strap that fits wrists from 135 to 205 mm, equipped with quick-release buttons; available in two colors: Midnight Black and Matte Silver.
- Battery : 470mAh capacity; lasts up to 18 days in normal use, and about 12 days in intensive use; fully charges in less than 2 hours via magnetic cable.
- Water resistance : Water resistant up to a depth of 50 meters (5ATM), suitable for swimming and everyday use (not intended for diving or sauna).
- Health monitoring : 24-hour heart rate monitoring, continuous blood oxygen tracking (SpO₂), stress tracking, sleep tracking, and women's health features.
- Fitness modes : Supports over 140 exercise modes, with automatic detection of key activities such as running, walking and skipping rope.
- Bluetooth calls : Built-in microphone and speaker support Bluetooth calls with dual noise-reduction microphones, and directional voice pickup with a range of ~80cm.
- Wireless connectivity : Bluetooth 5.3 BLE.
- Operating System : It runs on Xiaomi’s HyperOS, with support for cloud watch faces and interactive interface elements (including Alexa voice commands in supported regions).