How Strong is your arm! Please gyeorwo with Friends.- Various measurement time 10 seconds 30 seconds 30 seconds 2 minutes -ranking system * The measurement difficulty may be different for each device. Whats new in th
How STRONG is your Arm!
-The variety of measurement time
10 seconds
30 seconds
2 minutes
-Ranking system
* Difficulty of measurement may be different for each device.