Crown CT44038 Original Instructions Manual page 5

Basic（CT44038 or CT44039) : it do not have this mode
Upgrade version: Press power button shortly, the distance value and
height value will display rotational
●"Speed" mode
1.Function Principle:
For moving objects, ranging twice. Two distance difference, divided
by the time interval ranging sides, the speed of moving objects can
be obtained.
2.Velocimetry method:
3.LCD display:
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For moving objects, ranging twice. Two distance difference, divided
by the time interval ranging sides, the speed of moving objects can
be obtained.
2.Velocimetry method:
When the battery voltage is too low, the low pattern has been shown
to remind replace the battery.
NOTICE:
﹡the measuring range of the rangefinder could be influenced by the
angle between the laser an targets. Generally speaking, the
measuring range is better when there is a smooth surface, bright
color, big surface of targets, and a bigger angle between the laser
and the target.
﹡users need to change to a new battery when "
low battery can affect accuracy, if you do not use the rangefinder for
a long time , please take the battery out.
﹡Do not touch the eyepiece directly, in order to avoid damage,this
device has been accurately aligned and adjusted with precise
equipment. Never disassemble it at fandom.
"displays. A
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