Features: Compatibility Android and iOS system, brand new intelligent sport bracelet. The integrated injection molded body and stainless steel are integrated to achieve IP67 class waterproof effect. High definition color screen, night version is clear and not dazzling. No border tempered glass screen, durable wear-resistant and anti-scratching. Message remind and transfer at real time, one-key take pictures and shoot video. Real-time body health monitoring, included heart rate and sleeping condition. Eco-friendly TPU watch band, high toughness, skin-friendly, comfortable to wear. Built-in multiple sport modes, clock and other practical functions and intimate female menstrual cycle reminder. BT connection, stable and no wire needs, convenient and quick.