Top Part Lock System Lock the top cover. Easy to use. Low battery indicator. Five working modes. Long-lasting and strong. Easy-to-read digital LCD display. 8-bit microcomputer for system control. Dual channels are used to easily switch between modes. Automatically resets mode to zero when changing to prevent ripple. Any program of a specific duration (15, 30, and 60 minutes) can be easily set. Can be used by itself without providing health care. Therapy pads are available separately. Made in Taiwan. Small in size so easy to carry
