the Swb29 Smartwatch has Different Functions to Measure Your Daily Physical Activities Such as Heart Rate, Pedometer, Blood Oxygen Level, Stress Level, & Much More. the Smartwatch Also has a Multi-Sports Mode, with Which You Can Also More Accurately Measure Sports Activities Such as Walking, Running, Pilates, Yoga & More. It Also Features the Alexa Voice Assistant, & the Ability to Receive & Make Calls. Bluetooth® Version 5.3 for a Perfect Connection Between the Smartwatch & Your Device. Minimum Quantities Apply.