How to Use English * Caution When Using the Device(Location of Sensor and How to Use the Device Correctly) How to Wear the Device O Please insert Ear gel (check left/right) as shown in the piclure. @ Attach the ear tip inio the ear cana. G) Position the ear bud so the ear tip lils snugly in the ear €nal. @ Please insert Ear bud as shown in the picture, then Íasten the shark Íin. :@l X Before beginning to exercise, put on the headset and laun€h the app while standing straight up.