DL300 Distance measuring tool FOIF hand-held laser meter for fast and easy distance measurements of length, squares and volumes with the press of abutton. Save time and money and emphasise your competence with modern measuring methods.It is easy to hold due to its compact,ergonomical size and fits into every pocket. Measuring range of 0.5 to 50m, typ.accuracy ±2mm. Measure range 0.5m to 50m resolution 0.001m accuracy ±2mm Measure speed 0.5sec Laser type 650nm,class2,<1mw battery 9v alkaline battery Battery working time Up to 5000 dimension 104.7mm*61mm*32mm Operation temperature 0°C--40°C Storage temperature -20°C--60°C Automatic power off laser 30 seconds DL300 180 seconds