Large Stopwatch w/ Button Countdown/up Timer in Minutes Seconds and 1/100s

The timer consists of a timer and a button. The button connects to the timer by a 1.5 meter long cable. The function is stopwatch. Plug the timer is plug in, it displays 00 00 00, press the button once, it starts to run, press again, the timer stops, press the button one more time, it continues to run....
Press the timer for 3 seconds, it will change to 00 00 00.

The timer can only be used for indoor activities like games, sports or where a timing is needed. The timer can run max of 99 minutes 59 seconds and 1/100 of a second.