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【AMAZON ALEXA BUILT-IN】Talk to Amazon Alexa on your GT Band. You can enter exercise mode, set an alarm, a stopwatch, and a timer just using your voice. Use your voice to control Alexa-compatible speakers, lights, and thermostats, and more.
【7-DAY BATTERY LIFE】 Charging Time about 2 hours, you can enjoy 7 days of battery life for daily use without constant charging. Say goodbye to daily recharge.
【BLOOD OXYGEN & STRESS MONITORM】Monitors your daily stress and generates a stress score based on your heart rate variability and measures your blood oxygen level. Monitor your body level so that you can observe your physical condition during exercise.
【24/7 HEART RATE】24/7 real-time heart rate monitoring watch. Provides data support for your exercise planning.
【SLEEP TRACKERS】Sleep Tracking: Analyzes your sleep quality. Tracks your time in light and deep sleep to better understand your sleep quality each night. In addition, you can also set a sleep plan, developing better sleep habits through achievement rate.
Tips: Before use, please charge the tracker for more than 10 minutes to activate it. Please download and installl App and connect the tracker to your phone via the app. (Do not connect to the device via the phone's Bluetooth settings ) Phone system requirements: iOS 9.0 or higher Android 4.4 or higher Bluetooth 4.0 or higher Sync: Bluetooth 4.2 Working Temperature: 0°F to 104°F Working Time: About 5-7 days USB Charger Requirement: Standard USB port(5V-500mA) Charging Time: 1-2 hours Water Standard: IP68