Smart watch data cannot be used for medical purposes. The monitoring data is for reference only. If you need medical help, please contact a professional doctor. DON’T use over 5V/2A power adapter to charge it. DON'T diving or shower in hot water. Because vaporizer from hot water may enter watch inside and get rusty. Even BIG NAMES also NOT advisable to hot water shower becoz smart watches were not vapor proof. Why my watch always disconnecting or resetting ? Confirm that your device is running Anroid 5.0, IOS10.0 or above, with Bluetooth 4.0 or above support. GPS should be turned on for devices running Android 6.0 or above. Please Reinstalled APP, and its app background running permission should be set again. Do Not turn on battery saving for this app Ignore battery saving Set “Lufitcode” auto background keep running Set APP to white list For Android Phones --- How to Connect the Smartwatch with My Phone ? Step One - Download Lufitcode App on Your Phone Scan the code to install the Lufitcode app. Make sure you take "OK" or "Allow" for all popup during installation. Note: Please swipe down the watch to make sure BLE is gray. If you bound before and need to reinstall app, please go to Bluetooth settings--ignore "SmartWatch" firstly to make it disconnect (Important) or else your smartphone may not find watch again. For Android Phones --- How to Connect the Smartwatch with My Phone ? Step Two - Add Device in Lufitcode App 1.Swipe down your phone, open Bluetooth and Location 2.APP Add Device--Cick the "SmartWatch" to connect . Note: Please do not connect "SmartWatch" from Phone's Bluetooth settings, or it may cause disconnection or inproper faulty for watch. For Android Phones --- How to Connect the Smartwatch with My Phone ? Step Three - Background Running Permission Settings On Phone Open setting on your phone-- Apps --- App Launch ---- Lufitcode (Turn On) Note: if you made any mistake on the options, please reset your watch first, turn off the watch and restart. For Android Phones --- How to Connect the Smartwatch with My Phone ? Step Four - Connect Call Watch on Your Phone Firstly, confirm the BLE on the watch is green - Swipe upward on watch for "Call Pairing" interface - Open your phone's "System Settings"---"Bluetooth setting"---tap on "Call Watch" - Watch shows "Pairing successful". Open the Lufitcode app ---"Device"---"Frequent contacts"---select contacts from your phone, the app will sync contacts to the watch and you can make calls from watch. (function(f) {var _np=(window.P._namespace("AplusModule"));if(_np.guardFatal){_np.guardFatal(f)(_np);}else{f(_np);}}(function(P) { // register javascript with unique module id P.when("jQuery", "AplusModules-module-6", "ready").execute(function($, hoverModule) { hoverModule("aplus-module-6-1"); }); })); For iphones --- How to Connect the Smartwatch with My Phone ? Step One - Scan the code to install the Lufitcode app. Note: Please swipe down the watch to make sure BLE is gray. If you bound before and need to reinstall app, please go to Bluetooth settings--ignore "SmartWatch" firstly to make it disconnect (Important) or else your smartphone may not find watch again. For iphones --- How to Connect the Smartwatch with My Phone ? Step Two- Pairing by bluetooth. Take " OK" or " Allow" for all popup windows. For iphones --- How to Connect the Smartwatch with My Phone ? Step Three - Add Device Open Lufitcode app --- Click "Device" on option on the bottom --- Add Device ----- Click "SmartWatch". For iphones --- How to Connect the Smartwatch with My Phone ? Step Four - Call Pairing Swipe down the watch and click " call pairing" ---- Watch shows 60 s counting down ---- Bluetooth setting on your phone & connect " Call Watch" ----- Watch shows " Pairing successfully". Open the Lufitcode app ---"Device"---"Frequent contacts"---select contacts from your phone, the app will sync contacts to the watch and you can make calls from watch. (function(f) {var _np=(window.P._namespace("AplusModule"));if(_np.guardFatal){_np.guardFatal(f)(_np);}else{f(_np);}}(function(P) { // register javascript with unique module id P.when("jQuery", "AplusModules-module-6", "ready").execute(function($, hoverModule) { hoverModule("aplus-module-6-2"); }); })); Notes: For incoming calls, the watch will postpone display answer dial in 2 seconds. Bluetooth Call – Free Your Hands You can make or receive calls via this smartwatch instead of taking out your phone when connect it with your phone by Bluetooth. Advanced Bluetooth 5.0 version improves clear speaker. Your Watch Your Style Touch the watch face for 3 seconds then it will change to more background options built in. You can also set the pictures in your phone to get your unique Smart watch face - selecting from "Lufitcode" APP-- Dial push--select the picture from your phone album. Smart Reminder The fitness tracker smart watch works "smart" to remind incoming calls, SMS messages ( Message, Wechat, Facebook, Twitter, Skype, WhatsApp, Instagram etc ), health reminder like water drinking, sedentary reminder, meeting reminder, alarm etc. Read more Sleep Monitor The activity & fitness tracker watch can automatically monitor and analyze your sleep quality all day and provide you with deep sleep, light sleep and awake time to help you get a healthy sleeping habit. 6 Sports Modes Fitness Tracker The fitness tracker watch tracks up to 6 sports mode include Walking, running, bicycle, cycling, climbing and yoga. You can see duration & steps & distance & burned calories & heart rate during exercise. IP 67 waterproof With strict internal structure design like built in speakers and microphone, together with the technology of IP 67 waterproof, the smartwatch will not be damaged while you wash your hands, rain or sweat. (Note: The smartwatch might be damaged in hot water.) Read more Long Battery Life & Brightness Adjustable This watch can work up to 7 days usage time or 25 days standby time after 2.5 hours of charging with magnetic charging method. With 3 levels of brightness for you to choose from, The smart watch can be seen clearly in the sun. Easy Control of Music The music controller on the smart watch helps you to control music through the watch directly, including play / pause, previous song or next song, volume up/down when watch is synced with phone. Heart rate Monitor & More Adopted advanced heart rate sensor , this fitness tracker smartwatch can manually track your real-time heart rate. It is built in remote camera, stopwatch, timer, search phone, music controller, whether, Bluetooth transmission, silent mode & more. Read more Strap Material:Silicone Battery:Rechargeable lithium battery 170 ma Bluetooth Version:Bluetooth 5.0 System Compatibility:Android 5.0 and ios 10.0 and above, Bluetooth V4.0 Standby Time:Around 25 days App Language:Chinese, English, Japanese, Russian, French, German, Spanish, Italian Packing List: Watch *1 User Manual *1 Magnetic charging Cable *1