Prokits Industries CO., LTD. 5F, No.7, Lane 130, Ming-Chung Rd., Hsin-Tien Dist, New Taipei City, Taiwan, R.O.C. Post code: 23114 Tel: 886-2-2218-3233 Fax: 886-2-2218-2722 Specifications Model name NT-8540 Measuring rage 0.2~40M Measuring accuracy 1.5mm LCD display 4 line display with backlight Length / Area / Volume measurement Yes Continuous/ Min,Mix measurement Yes Pythagorean 1 / Pythagorean 2 Yes Add/Subtraction Yes Data Memory 20 record Unite Selection M / ft / in / ft+in Beep indicate Yes Auto power off After 3min. Auto Laser power off 30s Low battery indicate Y Laser class Class 2 Laser Power 635 nm1mW Operation temperature 0C -40C Storage temperature -10C -60C Power source 2 x 1.5V AAA batteries (not included) Weight 113g (not including battery) Dimension 115 x 52 x 32.5 *** Picture for reference only. All specifications are subject to change by supplier. *** Individual packing: Color box ~ THE END ~ P2 / 2