Full Circle & Full Touch Screen & 5 Diverse Dials Slide your finger and touch it all the way. Press the button to return to the main interface, and the operation is convenient. 5 dials can be selected, all of them are the most popular and fashionable dials. The display screen automatically turns on while lifting the wrist, and you can configure the screen brightness through the app. Suitable for men and women, for business and sports. 24 Hour Heart Rate, Blood Pressure & Sleep MonitorHigh performance motion sensors can measure your heart rate. It automatically and accurately tracks your heart rate and provides a comprehensive analysis of your sleep quality. Better track calorie burn, optimize workouts, and discover health trends that inspire you to make moves on your health and fitness goals. 10 Sports Modes & IP67 Waterproof & Calorie CounterThe sports watch can record your sports data and all-day activities, such as running, walking, hiking, stair stepper, elliptical, etc The data will be synced to the H Band app. You can make better adjustments by analyzing this data. Use the IP67 fitness watch, you can wear it while running in the rain or washing your hands. Meet all your daily needs and requirements. Note: The watches are not suitable for snorkeling, hot showers, diving, paddle boarding and deep water activities Smart Reminder & GPSGPS connected via your phone, for real-time working status . Connect the fitness tracker to your phone, your phone's notifications can be shown on the fitness watch synchronously, such as incoming calls, SMS, Facebook, WhatsApp, email and other apps, it never misses all posts. The watch also has a remote camera control feature. Search camera in the app and open it, just twist your wrist quickly or lightly touch the camera icon on the screen to take a photo. SNS 20 Days Battery Life & Wider CompatibilityWith quick charge function, 1.5 hours charge lasts 6 days, and standby time is up to 20 days. Compatible with IOS 8.0 and above and Android 4.4 and above smartphones. Support smart phones with Bluetooth 4.0. Please install H band app in your phone and pair the device from it. Screen size: 1.3 full circle Bottom material: ABS+PC Middle frame material: Zinc alloy, sandblasting + vacuum plating Face shell material: glass Main chip: Nordic 52832 Resolution: 240*240 Screen size Flash: 64M Bluetooth version: BLE4.0 Bluetooth antenna: FPC antenna Battery capacity: 200mAh Charging method: magnetic line charging Accelerometer: PPG heart rate sensor, one billion light PD70 Bracelet support language: English (per default), Simplified Chinese App display language: Chinese (Simplified, Traditional), Japanese, English, French, German, Italian, Spanish, Russian, Portuguese, Korean, Persian, Vietnamese