Xiaomi Smart Band 9 Pro AMOLED Activity Tracker, Obsidian Black

The Xiaomi Smart Band 9 Pro is an activity tracker equipped with a 1.74-inch rectangular AMOLED display, which has a resolution of 336 x 480 pixels. The device features a case constructed from an aluminum alloy frame and high-strength fiber polymer, complemented by a skin-friendly TPU strap. It is designed for health and fitness monitoring, incorporating an optical heart rate sensor, a blood oxygen sensor, and an accelerometer. The tracker measures various metrics, including sleep quality and calories burned, and utilizes an ambient light sensor to automatically adjust screen brightness.

For outdoor activity tracking, the device includes a multi-system GNSS that supports GPS, GLONASS, Galileo, and QZSS for accurate positioning. It has a 5 ATM water resistance rating, making it suitable for use during swimming. The internal 350 mAh battery provides up to 504 hours of use and is recharged using a magnetic cable. Connectivity is handled via Bluetooth 5.4, and the tracker is compatible with mobile devices running Android 8.0 or iOS 12.0 and above.

• Continuous heart rate and blood oxygen (SpO2) monitoring
• Sleep quality and stress level tracking
• Supports over 150 sports modes
• Displays smart notifications from a paired device
• Built-in multi-system GNSS for location tracking
• Haptic feedback for alerts and notifications
• Removable TPU strap fits wrists 135–205 mm
• Always-on display functionality