Step 1: Prepare a USA version WWVB radio controlled clock movement，Put the iron hook on the movement core，Attach the EVA double-sided adhesive tape and attach it to the bell shell，Note that the iron hook needs to be aligned in parallel to the 12-point position，Put on the washers and secure the nuts，After tightening by hand, turn half a circle with pliers，
Step 2, the time and second hand at 12 o 'clock parallel installation，
Step 3: Remove the locator pin，Note that you must first complete the above steps before you can pull the positioning needle，
Step 4: Install an AA battery，The second hand will go around quickly，Back at 12 o 'clock,the Hour minute needle also makes a quick trip，Back to 12 o 'clock，Wait about 10 minutes, pick up the radio signal，Automatically corrects to current time after successful receipt，The installation is complete。
