Description: Smart bracelet is easy to operate due to the TFT color screen. As it is IP68 waterproof, you can wash your hands when you wear it. It has heart rate monitoring, step counting, calorie burning, distance, RTC display, automatic sleep monitoring, call reminder, information push, alarm clock reminder, anti-lost, remote photo taking, weather, multiple languages, custom UI, music control and other functions. Made of TPE and metal high quality material, it is solid and wear-resistant. The length of the smart bracelet is 43mm, the width is 18mm and the height is 12mm. The length of the wristband is 245mm, the width is 20mm and the height is 12.8mm. It is very suitable for sports, fitness, daily wear, outdoor, and so on. Item Name: Smart Bracelet Material: Metal,TPE Battery Capacity: 90mAh (Included) Screen Size: 0.96 Inch Support Operating System: for iOS 7.1 and Above, for Android 4.4 and Above Charging Method: USB Charging Bluetooth Version: 4.0 Function: Heart Rate Monitoring, Step Counting, Calorie Burning, Distance, RTC Display, Automatic Sleep Monitoring, Call Reminder, Information Push, Alarm Clock Reminder, Anti-lost, Remote Photo Taking, Weather, Multiple Languages, Custom UI, Music Control, etc Screen Type: TFT Size Details: Smart Bracelet Size: 4.3cm x 1.8cm x 1.2cm/1.69" x 0.71" x 0.47" (Approx.) Wristband Size: 24.5cm x 2cm x 1.28cm/9.65" x 0.79" x 0.5" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Smart Bracelet 1 x Wristband 1 x User Manual