Adds, Subtracts, Multiplies and Divides In Any Time Format. You never need to convert time formats because the new Time Master works with time just like you do. Including both Points in Time (6:15 AM) and Time Amounts (Hours:Minutes). What's more, you can even mix different Time Amounts in your calculations - 2 (Hrs) 22 (Mins) (+) 78 (Secs) (+) 32.75 (Mins).

Works Directly In and Converts Between any of the following time formats:

• Hours:Minutes:Seconds
• Hours:Minutes
• Minutes:Seconds
• Hours
• Minutes
• Seconds
• 12-Hour/24-Hour Time
• AM/PM.

Calculating's a Snap using the Time Master's simple-to-follow functions and keystroke entry. You simply enter the numerical value and then label it - i.e., 6 (:) 15 (PM), 2 (Hrs) 22 (Mins) 7 (Secs). Moreover, many examples are illustrated in the pocket-sized User's Guide. Custom Display Tells You the Time Format of your entries and answers right on the LCD read-out. Guesswork's a thing of the past. Hourly Rate Key converts time amounts into dollar costs with the push of a single button. Built-In Stopwatch/Timer lets you time events and activities, and even includes a complete Lap function for simultaneous timing of more than a single event. And, you can use the calculator while the Timer is running.

One 3-volt Long-life battery included