① The top button of the DOMII ECG is directly above the device.
② Press the top button of the device to check if the light is green or blue.
Note: Do not use this device if you are wearing a pacemaker
③ Snap the tabs into the round holes on the back of the device, in order.
④ Peel off the release paper from the patch.
⑤ Confirm the location above the heart between the sternum and the left breast, below the third finger of the clavicle.
⑥ Remove any chest hair and then place the device over the heart with the top button facing up. (Please do not use any lotion to avoid the device falling off)
⑦ Use cross-shaped tape to strengthen the fixation. Please sit quietly for 10 minutes before going to bed after wearing the device.