YOUNGFLY H18 Bluetooth Smart Wristband Bracelet Band with Heart Rate Monitor for Android IOS, Rose Red. Bracelet type, more convenient while you are doing sports. Silicone material, safe and comfortable to wear. Anti-lost and stylish, convenient and helpful to use. Could record calculation step, energy consumption monitoring, speed record, mileage of distance, reminding of calling and message, and monitoring in sleep,Heart Rate Tracker. Intelligent silent alarm, never disturb other.