The Amazfit Balance smartwatch is your all-in-one health and fitness companion. It boasts advanced health monitoring, body composition analysis, 150+ sports modes, and built-in Alexa, all wrapped in a sleek, durable design. Get personalized coaching, make calls on your wrist, and enjoy two weeks of battery life the Amazfit Balance empowers you to reach your wellness goals in style. Display: 1.5″ AMOLED, 480 x 480 pixels, 1500 nits peak brightness, Tempered glass with anti-fingerprint coating Case: Biodegradable electroplated aluminum alloy, Stainless steel bezel, 46mm diameter, 12.7mm thickness, 5 ATM water resistance (up to 50 meters) Sensors: Bioimpedance sensor for body composition (body fat, muscle mass, etc.), PPG optical heart rate sensor, SpO2 (blood oxygen) sensor, Accelerometer, Geomagnetic sensor, GPS (dual-band, 6 satellite systems), Ambient light sensor Connectivity: Bluetooth 5.0 BLE, Wi-Fi, NFC (Zepp Pay) Software: Zepp OS 3.0, Compatible with Android 5.0+ and iOS 10.0+ Battery: 470mAh lithium-ion polymer, Up to 14 days typical usage,Up to 5 days with Always-On Display