Hour+Hour Time total dedicated

- Big Keys, easy to touch.
- Easy Time Input saves your time.
- History feature helps you revise data, and re-calculate.
- Best tool for pilot's flight time calculation.
For example,
1 hour 23 minutes + 7 minutes + 2 hours 5 minutes = 3 hours 35 minutes
Just type "1", "2", "3", "+", "7", "+", "2", "0", "5", "=", then you'll get the total.
EASY TIME INPUT
You type only numbers for time input.
For 1 hour 23 minutes, type "1", "2", "3".
BIG KEYS, EASY TO TOUCH
The number of keys is minimized, and the size of key is optimized.

"60 MINUTES WARNING"
Automatically stops calculation for a time input with 60 minutes or more.
FEATURES:
- Addition of time
- Subtraction of time
- History of entries
- Revision of entries
- Re-calculation of entries
LIMITATIONS:
Maximum time entry 999999999 hours 59 minutes
Minimum time entry -99999999 hours 59 minutes