OTHER IMPORTANT FUNCTIONS IN THIS STIMULATOR
Safety Lock Feature
The lock function automatically activates after there is no
operation in the panel for 30 seconds, and will be indicated
by the
display on the LCD. This is a safety feature to
prevent accidental changes to your settings and to prevent
accidental increases the output intensity level. Press button
to unlock.
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Low battery indicator
When the low power indicator
should replace the batteries as soon as possible. The device
will continue to operate for several more hours.
flashes on LCD, you