... and foreign low frequency treatment. Features and advantages:1: The Computer intermediate frequency therapy apparatus appearance is elegant. Convenient operation, ... ambient temperature 5°C~40 °C 14, ambient humidity ≤ 80% 15, Atmospheric pressure 860hpa~1060hpa 16, Fuse diameter=5mm*20mm,2 ... rough weight :21kg 20, Number of output channels 4 channels Computer intermediate frequency therapy apparatus