The apparatus for measuring distance, length, height and spacing. In addition, you can also use the calculation of area and volume of the instrument. Whether interior or outside of the patch, measuring the size of the equipment is a good helper.

Technical parameters
Measuring range : 0,05 - 70 m
Accuracy              : ± 1,5 mm
1 mm minimum measured value
Laser Level 2
Laser type            :635nm, <1mW
IP 54 protection against dust and water
Power Battery:     4 x 1,5 V LR03 (AAA)
 Battery:               4 x 1,2 V LR03 (AAA)
Battery 30.000 times
(Rechargeable battery usage time is slightly lower) 5.000 times
Auto power off 20 seconds (laser)
 5 (machine)
Tripod Mount      1 / 4 "