K13 Smartwatch Headset Touch Screen Bluetooth Earphone Fitness Sports Bracelet

Description

Heart rate, blood pressure, blood oxygen function interface, press and hold the touch button for 3 seconds to light up the sensor, start testing heart rate, blood pressure, blood oxygen, after test is completed, the vibration prompts to stop the test. Sleep management, wear sleep, automatic sleep monitoring, sleep quality, know whether you sleep well. Sports mode, long press to enter multi-sport mode hiking, running, cycling, mountain climbing, long press to exit the mode Battery: 100mAh