UT390B+ Laser Distance Meters:  Designed with versatile functions and especially for needs for high-precision distance measurements; Lightweight and very simple, instant, reliable to measure, a tool that get your work done significantly easier; Remarkable accuracy and fast measurement speed; Laser intensity indication; Innovative ergonomic structure design; Smart volume and area calculations based on measured Length, width and height, no need of manual operation any more.
Widely used in household & engineering decoration, construction, real estate, gardening, city planning, water project monitoring, etc;  a perfect substitute of traditional measurement tools(tape, ruler).