11. To demonstrate the melody and motion, simply press the Monitor button (located either on the back, the side of the clock, the lower front of the clock, or as a pull-string below the clock). Pressiing the button repeatedly while a song is playing, will cycle through the entire selection of songs.
First Class Large Envelope/Flat Mail. Minimum size: 6 1/8 inches tall or 11 1/2 inches long and 0.007 inches thick. Maximum size: 12 inches tall x 15 inches long and 3/4 inches thick. Maximum weight: Up to 13 oz.
According to USPS.com, for an envelope to be eligible for mailing at the price for letters, a piece must be: 1  Rectangular. 2  At least 3-1/2 inches high x 5 inches long x 0.007 inch thick. 3  No more than 6-1/8 inches high x 11-1/2 inches long x 1/4 inch thick.