40M USB Charging Rangefinder Digital Laser Distance Meter Mini Handheld Range Features: Multifunctional, measures distance, area and volume accurately, quickly and conveniently. Wide measuring range 40M with a high accuracy up to ±1mm, 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 shell 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: 0.05-40m Material: ABS Measuring Time: 0.1-3s Display: LCD with Backlight Accuracy: ±1mm Measurement Unit: m / in / ft Laser Class: Class II Laser Wavelength: 635nm Laser Output: