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5. Fasten the positive (red) clamp to the positive battery post, and then
fasten the negative (black) clamp to the negative battery post.
6. Turn on the unit by holding the switch located on top of the unit
until 888 is shown on the display.
The digital display will show the battery voltage, indicating that the
inverter is operating normally and AC power is available at the
outlet.
7. Plug in the AC appliance you want to operate.
8. When not in use, always turn the inverter off by holding the switch
until the digital display turns off.