Description: This Laser Distance Measure employs laser technology to measure distance, area and volume accurately, quickly and conveniently. It has a wide measuring range 40m high accuracy up to plusmn1.5mm. In addition, this meter can use of Pythagorean indirect measure distances or lengths. This meter also has various functions including continuous measurement, addition/subtraction function and Max/Min measurement. Other main features are including 20 data memories, switchable units (meter, inch & feet) & back light LCD with multi-line display.This accurate distance meter can be used for home, architecture, industry, house, warehouses, etc. Features:USB RECHARGEABLE:Come with a USB cable, let you say goodbye to batteries.INTELLIGENT COMPUTING & HIGHER ACCURACY:Laser distance meter can calculate automatically, have error reporting technology. Switch unit among M / In / Ft freely , accuracy is ±1/16 inch, measuring range up to 98ft (30m) to meet your regular measuring need.WIDE APPLICATION:With multiple measurement modes like distance / volume / area measurement, continuous measurement and measurement by Pythagoras, the laser level is ideal for home, construction and industries, especially in large areas such as rooms, apartments, buildings, real estates, factories, warehouses, etc. PORTABLE & COMPACT:Only 29g, greatly easy to be carried around, handy and compact design provide good operating feeling. LCD with back light supports better visibility in low-light conditions. Specifications: Color: blackMeasuring Range: 0.05-40m (0.16-131ft)Material: ABSMeasuring Time: 0.1-3sDisplay: LCD with BacklightAccuracy: +- 2mmMeasurement Unit: m / in / ftLaser Cla: Cla IILaser Wavelength: 635nmLaser Output: <1mWWater-proof and dust-proof grade: IP54Laser Auto Off: 30sPower Auto Off: YesMeasurement Reference Switch: YesPower: rechargeable lithium battery(200mAh)Operation Temperature: 0~40 / 32~104Storage Temperature: -20~60 / -4~140Item Size: 100 * 32 * 12mm / 3.94 * 1.26 * 0.47in (L * W * H)Package Size: 135 * 70 * 35mm / 5.31 * 2.76 * 1.38in (L * W * H)Item Weight: 30g / 1.06ozPackage Weight: 102g / 3.60oz Package List: 1 * Distance Meter1 * USB Cable1 * User Manual