This portable la-ser range finder with palm size, widely used in interior decoration, indoor design, construction field. It can measure distance, area and volume accurately, quickly and conveniently with a wide range of 40M and accuracy up to 8mm. Features: Multifunctional, measures distance, area and volume accurately, quickly and conveniently. Wide measuring range 40M with a high accuracy up to 8mm, accurate and efficient. 20 data memories, allows to check the most recent measurement freely. Switchable among meter (m), inch (in), feet (ft), convenient to read the measuring results. Reinforced surface is dustproof and IP54 waterproof, can be used in the outdoor environment. Large LCD with backlight, help to see the date clearly in low-light conditions. Handheld design makes it portable and lightweight to take for measuring. Widely used in interior decoration, indoor design, construction field. Specifications: Color: black Measuring Range: 0.05-30m (0.16-98ft) Material: ABS Measuring Time: 0.1-3s Display: LCD with Backlight Accuracy: 8mm Measurement Unit: m / in / ft La-ser Class: Class II La-ser Wavelength: 635nm La-ser Output: