1. training mode: strength training is a mode aimed at improving muscle strength, and free training is a mode based on free choice of exercise mode and goal.

2. Training method: The strength training bracelet will monitor your exercise range, time, speed and other exercise data, and provide scientific and effective training programs and guidance according to your exercise state. It will provide some targeted muscle training actions in combination with personal sports goals and physical conditions, while free training can freely choose various sports modes according to your fitness goals and preferences, such as running, cycling, rowing, swimming and so on.

3. Training content: Strength training focuses on the improvement of muscle strength and the science of training program. Free training focuses on the free choice of various sports modes and the recording of sports data.