7 minute arm workout challenge for fitness to maintain muscle strength

Spend only 7 Minutes Daily and Get INSTANT Result!
We understand you are busy. And that is why we have created a arm muscle Workout plan that spend you only 7 minutes every training day! Train with your Device and get your personal trainer for free.The best arm muscle Workout app is coming with its unique design and powerful function.
This is a real personal fitness trainer and a cool body building device. Our app not only helps counting the number of Workout you do, but also record every exercise you have done and makes the training plan based on your daily training and body status.