MOOGMAX Smart Bracelet Specifications Design: An elegant smart bracelet for daily and sports use, combining calls, notifications, health, and activity tracking in a comfortable and easy-to-use design. Colors: Available in black and pink. You can choose the desired color before adding the product to the cart. Charging and Power Charging via magnetic charging base. Suitable charger specifications: 5V / 0.5A or higher. LED indicators show operating and charging status. No specific battery life is mentioned in the attached manual. Smart Functions Making and receiving calls. Receiving message and call notifications. Firmware Updates. Customizing watch faces. Setting personal information. Setting daily goals. Find device. Low battery alert. Sedentary and long sitting reminders. Heart rate alerts. Alarms and reminders. Menstrual cycle alert. Health Monitoring Heart rate measurement. Blood oxygen (SpO2) measurement. Heart rate variability (HRV) measurement. Stress level measurement. Sleep monitoring, including total sleep, deep sleep, light sleep, and naps. Health Alert: The displayed measurements and data are for reference use and general wellness tracking only, and are not a substitute for medical devices, diagnosis, or doctor consultation. Activity and Sports Step counter. Calorie calculation. Activity duration calculation. Workout records. Supports GPS-based activities via phone, such as walking, running, outdoor cycling, and trail running. Supported Sports Modes Walking. Running. Cycling. Tug of war. Badminton. Basketball. Football. Hiking. Wellness and Relaxation Meditation. Mindfulness. Daily Tracking Activity tracking for daily activity. Daily Tags for daily notes. Setting goals and tracking progress. Data synchronization with the phone app. Important Notes Some functions require linking the bracelet to the app and granting the necessary permissions on the phone. GPS features depend on the bracelet's connection to a compatible phone. Some functions or app interfaces may vary depending on the phone system and app version. Use a certified and reliable charger with appropriate specifications.