The 2500 time clock bundle has everything you need to start tracking employee time and attendance, including the 2500 time clock, 100-time cards, one ink ribbon cartridge, one 10-slot time card rack, and two security keys. The time cards (42415) feature six columns to accommodate three in/out punch cycles per day, including start times, breaks, lunches, and finish times. The clock features "active column" indicator lights and an auto-aligning time card feed. Prints the date and time (am/pm or military time format) using durable dot-matrix printing. The two-sided time card records punch times for up to 31 days. The time clock is ready to grow with your business and handles any number of employees. Displays the date, day of the week, and time on an easy-to-read, backlit LCD screen. Automatically resets for short months, leap year, and daylight saving time. Equipped with internal battery backup to safeguard data and settings for up to 7 days without power. The tamper-proof security lock protects against time theft. Wall mount or desktop. Compact design. Power - 100-240 VAC, 50/60hz.