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4. Press six times till the hypotenuse of
blinking on the screen.
3. Press five times till the one side of
blinking on the screen.
The device can be used for length addition and
subtraction. Press to select the function once
get the length measuring result.
Short press , "+" shows in the major display
area, entering cumulation mode. Value of last
measurement and the result of cumulation will be
showed on the screen.
Short press , "-" shows in the major display
area, entering regressive mode. Value of last
measurement and the result of cumulation will be
showed on the screen.
Press , measure the length of one side (a)
Press , measure the length of the median line (b)
Press , measure the length of another side (c)
Device calculates the length of the leg in full line (x)
Press , measure the length of one hypotenuse (a)
Press , measure the length of another
hypotenuse (b)
Press , measure the length of one leg (c)
Device calculates the length of the leg in full line (x)
Legs must short than hypotenuse, or there will
be "err" shows on screen. In order to guarantee the
accuracy, please make sure all measurements are
start from the same point.
Addition / subtraction
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