How to cantact the smart watch for Android / iOS phone? Step1:Download the "Da Fit " APP(by scanning the QR code in the manual)Please make sure to turn on call/SMS permission and bluetooth Step2:Enter app to connect bluetooth APP and find TS29 to pair of your phone (Please fully charged it when the first time to use). Large 1.69'' Full Screen Watch Torjalph Bluetooth touch screen smart watch can support most android and iOS phones,more than 200 watch faces to choose it gives you a great visual experience when exploring outdoors IP68 waterproof smart watch and 7 days battery life IP68 waterproof rating (life waterproof),You can wear it swimming ,and it can be worn for washing hands and running in rainy days,230 mAh large capacity battery fast magnetic charging 3hours Call / Message Notification You can choose hang up and allows you to view the information on the display and the name of the sender.and when you receive a notification, SMS, calls or messages from APP (Facebook, WhatsAPP, Messenger, Instagram, Gmail and etc.) from the smart watch phone. Sleep Monitor / Blood Pressure & Blood Oxygen Monitor Torjalph fitness smart watch for men and women can monitor your heart rate and measure Blood Pressure & Blood Oxygen of health all day automatically.You can read them real-time directly on the smart watch Supports 12 Sports Modes Smart Watch Torjalph Fitness Tracker Smart watch for Android iOS Phones, you can walking,running,bicycle,swimming,badminton,basketball,football,rope skipping to give you more detailed insights into your whole day Bluetooth Smart Watch Men Women Specification: Resolution: 240*280 Waterproof: IP68 Charging Time: 3H Battery Capacity: 230mAh Screen: 1.69 inch LCD Full Touch Screen Life Time: 5-7 Days of Use, 14 Days of Standby Watchband Material : Silicone Strap Battery Type: Built-in Rechargeable Lithium Polymer Battery Compatible System: for Android 5.0+, iOS 9.0+ Smart Watch Size: 255.9*45*10.5mm Weight: 40g Color:Black Package include: 1 x Torjalph fitness I68 Waterproof Smart Watch 1 x User Manual 1 x Charging Cable