Von Braun was one used to live: get alarm, insert the battery, wait 5 minutes, running. With this alarm clock: get Alarm Clock, gotten fummeliges battery compartment back after some time, inserted battery. After 15 minutes, still no set time. Thus I again, as recommended, a reset is performed. Then the alarm clock to its location at the window set up again. Again, no radio reception. Then positioned at a place where all the other radio clocks have contact. Again, nothing. Wrapped, returned as defective product.