C358 Martial Soul Realm Achieving(part I)

No more hesitation, time in the lab is limited. Everyone only had half an hour at most.

The first thing Zhang Fann did was to stand on the speed tester.

"Beep!"

The first thing Zhang Fann did was to turn on the switch. With a soft sound, the tester began to operate. Zhang Fann's legs also began to run along with the tester.

The exterior of the running tester looked similar to a treadmill