... foreign low frequency treatment. Features and advantages:1: The Computer intermediate frequency therapy apparatus appearance is elegant. Convenient operation, ... equipment2, Current source AC220V±10%, 50Hz ± 2% 3, Power dissipation≤80VA 4, Continuous working time ≥4hr 5, Output current ... 55*76mm(small) 18, specifications Length * width * height ( unit :mm)440*300*380( Excluding the trolley )19, net ...