1.69"Inch Full Touch Screen. TFT-LCD with HD image quality of 240x280. 8 levels of brightness adjustment that can be set to automatically adjust the screen brightness according to the light. The large screen and automatic brightness adjustment make it easy to view and access information quickly and at a glance. ^ Sensor Monitoring: The PAH8009 sensor is used to detect the heart rate of our sports in real time, (not the value calculated by the algorithm) through the analysis of the measured data, helping us to master our daily calorie consumption, step counter watch, and maintain healthy exercise habits. (The watch cannot be used for medical purposes)^ Fitness watch: the sports tracker supports 12 sports modes. Meet the needs of daily exercise indoors and outdoors, such as: running, climbing, swimming, cycling, jumping rope, walking, soccer, sit-ups, tennis, yoga, etc. After you set your goal, your exercise data is analyzed according to quantitative standards to avoid over-exercising.exercise watches for men,women^ 5ATM Waterproof: You can wear it while swimming or diving. It is made of waterproof, breathable and sound-permeable membrane material and has been tested for water resistance to 5 atmospheres. It can reach a depth of 50 meters and still not enter the water. Meet most of your usage scenarios without worrying about sweat and rain getting in,smart watch waterproof^ Ultra-Long Battery Life: Using A-grade lithium battery, the battery life is longer than other smart watches (batteries are divided into A-grade and B-grade) high-performance battery with ultra-low-power main chip, using the latest long battery life algorithm, the battery life is more durable. 2 hours fully charged can be used normally for 7 days, standby time up to 30 days.