HUAWEI Band 9 Smartwatch, Comfortable All-Day Wearing, Science-based Sleep Tracking, Fast Charging & Durable Battery, Intelligent Brightness Adjustments, 100 Workout Modes, iOS&Android

Operating system: iOS, Android
Memory storage capacity: 1 GB
Special features: Lightweight, Activity Tracker, Custom Activity Tracking, Always On Display
Battery capacity: 100 Amp Hours
Connectivity technology: Bluetooth
Wireless communication standard: Bluetooth
Battery cell composition: Lithium Polymer
GPS: No GPS
Shape: Round
Screen size: 1.47 Inches

【Comfortable All-Day Wearing】 New and improved fluoroelastomer strap: Airy-light at 14 grams and wafer-thin at 8.99 mm. Soft, skin-friendly, and made to last. Sweat-wicking perforated design.
【Sleep Health Management】 HUAWEI TruSleep 4.0, sleep efficiency analysis and sleep breathing awareness. Keep tabs on your heart rate, SpO2, respiratory rate.
【Fast Charging & Durable Battery】 Charge for five minutes and use for two days, or charge for the full 45 minutes to fill your band to the brim, and wear for up to two weeks at a time!
【Intelligent Brightness Adjustments】 New and improved ambient light sensor. The band's ambient light sensor adjusts the screen brightness automatically, to provide a comfortable view in all kinds of lighting conditions.
【100 different workout modes】Immerse yourself in your favourite activities, and benefit from data-driven workout evaluations, with 100 workout modes to choose from and auto-detection for four common exercises.