NOTE 1.If any issue with this fitness watch please feel free to contact us, we will help you solve it ASAP. 2.Please do not use a high-power charger to charge (higher than 5W), otherwise it will damage the battery. 3.IP67 waterproof means it can only for cold shower, washing hand, and raining. Never contact with hot water. 4.Heart Rate results for reference only, please follow your doctor's advice. 5.Just work with smartphones, do not work with table or PC. How to connect it to your phone? 1.Download and install the WearFit App on you phone, you may scan the QR code on the instructions or download from App Store/Google Play, 2.Turn on your phone?s Bluetooth, 3.Open WearFit App, connect this fitness tracker with the App. What can you do with this smart wristband? Connect it with WearFit App, it will record your all day activities and sleep quality, including steps, distance, calorie, heart rate, blood pressure, SpO2 and history data. You can also use this activity tracker to control your phone to take photos, control your phone?s music player, receive call alerts, view SMS and SNS messages from Facebook, twitter, Whatsapp, etc. It will help you making a better life! Package Included 1 x Fitness tracker 1 x Charging clip 1 x User manual