[Product Information]

• Improve maximum muscle strength of the biceps and triceps and save time while exercising both arms at once
• High Performance Muscle Training System - clinically demontrated EMS technology
• Convenient and easy-to-use with custom programs for beginners to fitness enthusiasts with 3 Training Programs and 99 Levels
• FDA cleared to tone， firm & strengthen the major upper arm muscles with results you can see and feel
• Requires the FLEX BELT CONTROLLER (sold separately).