Key Features:0.95 "AMOLED screen, Colorful screen with 2.5D anti-fingerprint tempered glass. New user interface, The smoother and more simplified touch screen experience supports the brightness adjustment mode.Activity tracking, Counts steps, distance, calories burned support 6 Exercise mode.Operating modes, Monitor your heart rate, track your speed, help protect you.Product Description Coaching exercise Follow-up and training, make efforts more interested.By way of Record steps, speed, calories burned, etc. It helps you to know more about your exercise.Cycling mode Heart rate assessment instantly, improves your travel experience.Pool mode50 ma water test, record speed and other 12 swimming data.Surveillance dream Record your sleep status, help improve yourself.Heart rate record and alert clock Vibrato to remind you and keep records of heart rate data 24 hours.Specifications:Display:0.95" AMOLED Display, 120*240 Pixels Battery:135mAh battery compacity,Up to 20 days (Recharging time ~2