Specifications: Supports multiple sports modes, the bracelet can record sports data. Built-in motor, support vibration reminder when the call or message coming. All-day activity tracking: steps, ca more→lories burned, mileage, and heart rate. Automatically Sleep monitoring: sleep time & sleep quality. Smart reminder:call reminder, messaging push, sedentary reminder. More features: phone search, remote camera shoot, stop watch. Continuous heart rate monitor: Continuous, automatic heart rate tracking right on your wrist per second. Item Name: Smart Bracelet Material: Metal + Tempered Glass + TPU Screen Size: 0.96inch Resolution: 128*96 Battery Capacity: 90mAh (Included) Standby