Longess Fitness Tracker, App-Enabled Bluetooth 4.0 Water Resistance Smart Watch, Sleep and Heart Rate Monitor Compatible with Android and IOS Smartphones (White)

Longess Fitness Tracker, App-Enabled Bluetooth 4.0 Water Resistance Smart Watch, Sleep and Heart Rate Monitor Compatible with Android and IOS Smartphones (White)

• What You Get: Longess fitness tracker x1, cable with clamp x1, English manual x1, Longess welcome guide x1, Longess fan-favorite 18-month warranty and convenient customer service.
• Sensitive touch screen shows time, heart rate, walking steps and distance, calories burnt, battery capacity. There are daily, weekly, monthly and annual summary of your activity, all these show on the APPs, tracks your activity apparently.
• Connect to your phone with bluetooth4.0, compatible with Android 4.3 or higher, IOS 7.0 or higher.
• Notifications push from APPs on your phone synchronously, such like phone calls, emails, SMSs, whatsapps, twitter fackbook etc. Show contact names or message overviews. Never miss a message or call when your phone in pocket or on the desk. Heart rate monitor, advanced green light sensor detects your heart rate when you are doing exercise, jogging, yoga. Help you know your own fat-burning heart rate. Lose your weigh scientifically. More functions: Sedentary reminder, sleep monitor, alarm clock.
• 1.The time are not accurate after reset The watch need connect with phone sucessfully.The watch time will sync with phone. 2.Heart rate are not correctly enough. It might be the gap between device and wirst. 3.App for watch doesn't sync or collect data. There are some slight updates of the APPs weekly,and different phone versions might cause sync issue as well.In this situation.Just simply restore the tracker to default(switch the interface to "Dfit" and long press the touch till 4 times vibraion happnes),sync issue could be solved. 4.Light is to bright. The green light was be used for meadure heart rate.When wearing it.The Green light will blocked by the arm.