Hold the watch with your left hand, and put the spring bar farthest from the switch into the hole on the inside of the receptacle.
Press and hold the peg of spring bar, then press in the opposite direction, align the other peg with the hole on the inside of the other receptacle and release.
*Skin irritations or allergies after wearing the sport bands are not entirely excluded for some individuals. If you notice any signs of redness or allergies on your wrist skin, please stop wearing the device. If the symptoms are not relieved for more than 2-3 days after you stop wearing it, please contact a dermatologist.