HaoZhiDa International Company Limited HZD1804S Smart bracelet nice appearance good bluetooth chip bracelet

Main control chip: NRF52832
Screen: 0.96 inch color screen
Memory: 64 k
Battery: 80 mah
Motor: built-in, vibration reminder
Library: Russian, German, Italian, Japanese, French, simplified Chinese, traditional Chinese, English, Portuguese, Spanish, Korean
Waterproof grade: IP67 life waterproof
Standby time: 15 days
Use time: 5-7 days
System requirements: android 4.4 and above, IOS 8.0, support bluetooth 4.0
Bluetooth version: BLE 4.0
Sensor: gravity sensor
Data: synchronize data to APK/APP
Typical functions: time, switching machine display, meter step, heat, mileage, heart rate test, blood oxygen detection, blood pressure monitoring, fatigue
Fitness: standard sports function/cycling mode/sport mode
Sleep: sleep monitoring (sleep duration, sleep quality)
Notifications of mobile phone notifications: alarm clock alerts, call notifications, information alerts, QQ push, WeChat push
Features: remote control photo, reminder, task alert, call and listen, turn on the wrist
APP/APK download: android and apple APP sync: Hey Band
Warning: (IOS system in apple store, android phone search for IBand APK download and install) qr code scan download and install Hey Band