Self-inking stamp imprints the time & date with the word, RECEIVED, in all caps. Rotary design offers 12 hours of markings. Turn the dial to point the time of day (AM or PM) that prints in blue. Four-band dater prints the month, day & year in red. Impression height is 3/16". One inking makes 50,000 impressions. Time / date stamp includes a red & blue ink pad that can be re-inked or replaced.