Function: Fitness Tracker
Function: Sleep Tracker
Function: Message Reminder
Function: Call Reminder
Function: Blood pressure
Function: alarm clock
Function: Social Media Reports
Function: Blood Oxygen
Function: heart rate tracker
Function: Activity Tracker
OS Compatibility: Bluetooth
Band Material: Rubber
Water Resistance: Water-Resistant
Screen type: Color LCD
Waterproof Grade: Life Waterproof
Band Material: Silica
Compatibility: All Compatible
Screen Style: Rectangle / Square shape
Strap Detachable: Yes
Case Material: Plastic
Application Age Group: Adult
1）How to charge?
Remove the strap having the buckle on the wristwatch, you’ll find a connector that is attachable to the head of a charger that uses USB.
2）How to connect the phone?
Search, download, and install the “Lefun Health” app on the IOS App store or Playstore for Android phones, turn on your phone Bluetooth, and search for D13/M4. Then connect
3）How to receive notification?
Go to the “Lefun health” app and ‘allow’ the notification for incoming calls, SMS, Whatsapp, and messenger.
Wearable devices monitor human activities through electronic sensors, and they are at the consumer electronic level. It’s normal for certain deviations. The user should treat data objectively. –Please do not compare to hospital equipment about reading, it is NOT a medical device!
*Full-day activity tracking: steps, calories burned, mileage.
*Heart rate, Blood Pressure, and Blood Oxygen monitoring
*Sleep monitoring (sleep time, sleep quality)
*Intelligent reminder: Call reminder, information push, sedentary reminder
*Message reminder: Twitter message, Whatsapp message, Facebook message, Instagram message, SMS