About this item Versatile Time Tracking: This time clock machine functions as a time recorder, time stamp, and numbering machine, making it ideal for employee time clocks for small business. Accurate and Automatic: The ES900 synchronizes with the U.S. Atomic Clock, ensuring precise timekeeping without manual adjustments. Flexible Printing Options: Offers over 300 print configurations, including 13 preset messages in six languages, accommodating various business needs. User-Friendly Operation: Features automatic, semi-automatic, or manual print operations with adjustable print positions for easy alignment on time cards and documents. Secure and Reliable: Includes password protection and a built-in battery backup to maintain settings during power outages, ensuring continuous operation.