COMPUMATIC TR220d ELECTRONIC TIME RECORDER CLOCK PRECISION QUARTZ ACCURACY, LARGE ILLUMINATED LCD DIGITAL DISPLAY, AUTOMATIC TIME CARD FEED and ALIGNMENT Six columns for in and out punches, supports unlimited number of employees BONUS: BUILT IN 8-HOUR FULL POWER RESERVE BATTERY INCLUDED FREE BONUS: 2 COLOR PRINTING INCLUDED FREE, BONUS: SIGNAL CONTROL RELAY INCLUDED FREE Also see asin B00V3X5QJI (http://www.amazon.com/gp/product/B00V3X5QJI) for a package bundle including additional accessories