Note�__ Non-Apple branded products,Compatible with iPhone models Features 1.3-inch full circle display, IPS full viewing angle and full fit Easy to change strap, standard 22mm Heart rate detection, blood pressure monitoring, Time display, step counting, calories, distance, heart rate, blood pressure, sleep time, switch display, stopwatch Sleep monitoring (sleep time, sleep quality) Incoming call notification, information reminder, multi-language push Alarm reminder, remote camera Sedentary reminder Sync data to APP / APK Download Method "Android and Apple App Sync Hband Reminder (IOS system in Apple Store, Android phone search Happ APK download and install) QR code scan download and install Specifications System requirements Android 4.4 and above, IOS 8.0 and above, support for Bluetooth 4.0 Bluetooth version BLE 4.0 Main control chip NRF52832 Memory 64K (Flash 512K) Screen resolution 240 * 240 Battery capacity 180 mAh Standby time: about 15 days Working time about 7-10 days Built-in motor, vibration reminder Waterproof rating IP68 Sensor Gravity Sensor Package dimensions Machine size 46.8 * 46.8 * 11.7 (mm) Packing box size (mm) 35 * 78 * 140 (mm) Net weight (g) 60g Gross weight (g) Pack of 60 Box weight (g) 8.6kg Unique characteristics 1.3 inch full circle IPS color screen Easy to change strap, standard 22mm IP68 waterproof<img src="https://cc-west-usa.oss-accelerate.aliyuncs.com/2055/2617997246345.jpg"> <img src="https://cc-west-usa.oss-accelerate.aliyuncs.com/2055/21442210370359.jpg"> <img src="https://cc-west-usa.oss-accelerate.aliyuncs.com/2055/1572309792331.jpg"> <img src="https://cc-west-usa.oss-accelerate.aliyuncs.com/2055/6333558713219.jpg"> <img src="https://cc-west-usa.oss-accelerate.aliyuncs.com/2055/1830582654515.jpg"><img alt="undefined" height="560.9" src="https://cc-west-usa.oss-accelerate.aliyuncs.com/16778016/1631713699523858432.jpg" width="790" max-width="990" style="font-size: 14px;"> <img alt="undefined" height="566.825" src="https://cc-west-usa.oss-accelerate.aliyuncs.com/16778016/1631713699918123008.jpg" width="790" max-width="990"> <img alt="undefined" height="466.1" src="https://cc-west-usa.oss-accelerate.aliyuncs.com/16778016/1631713700358524928.jpg" width="790" max-width="990">

Color: Belt silver - Compatible with Apple , K7 Full Round Screen Smart Bracelet