The 2100HD's heavy duty construction is designed to withstand harsh environments and high volume use. A large, high-contrast LCD display shows the time and date. The EZSet rotary knob makes it easy to customize the clock settings and select from six different print formats for printing day of week; the month and date; time in 1-12 AM/PM hours or 24 Hour format and regular minutes or hundredths of an hour. Patented direct thermal Whisper Print technology eliminates ribbons for maintenance-free operation and the Tru-Align printing system with LED indicator ensures perfect alignment on time cards when employees make a punch. Includes power adapter, 2 keys and 25 Lathem E8 Time Cards. Since 1919, Lathem time clocks have set the standard for quality, durability and accuracy.