Prints any combination of date, time or status message. Numbers consecutively four or six digits as part of date/time message, or separately. Type size: 1/8. Easy-read digital alarm clock and 200-year calendar, automatic leap-year adjustments. Programmable security code prevents tamperingensures accuracy. Operates on one 3-volt lithium battery (included) and four AA batteries (not included). Stamp Type: Dater; Message(s): CFMD; FILE; IN; OUT; PAID; RCVD; REF; Ink Types: N/A; Number of Lines: 1.