How to use Huepar rangefinder LM50A/LM100A/LM120A

This video is about the simple usage of LM Laser Measure. Let&start with the simplest Long press this to activate the device. Press this again to trigger the distance measurement. The measured value is displayed immediately. Long press this to switch off the device. Also, it will off automatically after 150s of inactivity. The angle information is displayed on the top of the screen, and the angle measurement range is -90ºto 90.0º When measuring, short press this to undo the last action or clear measured value Press this to switch the reference point between the front and the rear of the here is a beep warning tone when the reference point is changed when not muted. Long press this to change the distance unit between m, ft, in, and ft + in. The setting of the unit will be saved automatically. Short press the same button to switch on/off the beep.