40m Digital Level Laser Rangefinder Distance Meter Mini USB Handheld Infrared Range Finder Accurate Portable Measuring TapeDescription:This accurate rangefinder can be used in home, construction, industry, residential, warehouse and more. It is powered by an energy-saving and environmentally friendly lithium battery, which allows you to measure distances 2000 times when fully charged. The measuring device provides you with 3 different units including meters, inches and feet, and you can choose the appropriate unit for a quick measurement.Specification:Material: ABSMeasuring range: 40mMeasurement accuracy: 2mm/0.08inMeasurement unit: m/in/ftMeasurement time: 0.5 secondsLaser Cla: Cla IILaser type: 635nm<1mwWaterproof and dustproof: IP54Auto turn off backlight: 15 secondsAutomatic shutdown: 480 secondsMeasurement reference switching: yesData Clear: yesPower display: yesSignal strength indication: yesContinuous measurement (max/min): yesAddition and subtraction (distance/area/volume): yesArea/Volume/Pythagorean volume function: yesPower supply: rechargeable lithium battery (200mAh)Operating temperature range: 0-40Storage temperature range: -25-60Product size: 100*32*12.6mmNote:Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!Please allow 1-2cm measuring deviation due to manual measurement. 1 * rangefinder1 * USB cable1 * instructions