You can turn on or off the backlight by short pressing the button, and the backlight status is automatically saved when the power is off. Without any operation, exit after 10 seconds and save the data.
Overload alarm function (exceeding the power alarm threshold, backlight and power flashing prompt). 5.Power-off data saving function. Backlight function. Do not release the button and stay for 1 second in each group to automatically jump to the next group.
You can turn on or off the backlight by short pressing the button, and the backlight status is automatically saved when the power is off. Without any operation, exit after 10 seconds and save the data.
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