Caution: color: we send according to the color of the first picture, in the package: if the quantity is not stated in the description, we will shlp the item according to the quantity and model in the title. Noyafa nf-271 laser distance meter 50m 70m rangefinder tape range finder measure device digital ruler test tool 70m black red the product is shlpped based on the color or size of the main image of the product page. Colour: black red size:70m main features 1. Distance/ area/volume measurement.2. Pythagorean proposition indirect measurement 3. Single/continuous measurement 4. Addition/ subtraction measurement. 5. Units and benchmark selectable. 6. Automatic horizontal and vertical 7. Battery is not includeapplied range£º * used for interior design and decoration technology filed. * Construction supervision & on-site detection function. * Real estate, fire control and assessment of industry planning. * Public facilities use. Technical indexes: measurement distance nf-271 50m/70maccuracy ¡À2mmtest time 0.2~3Slcd screen fstn with backlightbuttons 7units m/ft/in/ft+inbenchmark single/continuous measurement distance/ area/volume measurement pythagorean proposition measurement addition /subtraction measurement data storage 99 setslaser auto-off 30sauto-off time 2minsworking temperature 0¡«40storage temperature -10¡«60protection level ip40 package include: 1 x laser distance meter battery is not include