A. Press READ to turn on the unit; the laser point light on, the distance between the laser distance measurer and the point you measured appears
Hold the bottom of measure flat against a wall, about half way between the floor and ceiling, be sure there is a clear path to the point you want to measure and that you head or hands do not block the front of the measurer.
B. The initial unit is metric; hold the SET key 3 second, the unit can switch between METRIC and IMPERIAL
C. The laser distance meter turns itself off if no key is pressed within about 30 seconds
D. To find the area and volume of a room, measure the length and press X/=, measure the width, then press X/=, then the square icon and the data of area appears, measure the height and press X/= the cubic icon and the data of volume appears
measurer power : 1 x 9V battery ( not included)
Unit of measurement feet or meters.
Accuracy 0.5%+1 digit(2-60ft)
Working frequency: 40KHz
Working temperature 32 °F to 109.4 °F (43 °C)
Range 2 to 60 ft(0.55 to 18.288m)
Specifications are typical: individual units might vary
Specifications are subject to change and improvement without notice.
Class II laser product output<1mw.
Package included instruction manual
The laser emitted from the unit is visible of 650nm wavelength
Don’t stare into the laser beam and also don’t shoot laser beam to any other’s eye
1×Ultrasonic Range Finder(battery not included)
1x User manual