Features: Instant measurement of distance, area & volume with one button operation: YES Wide measuring range: YES High accuracy: 2mm (0.079inch) Automatic calculation of Area and Volume: YES Indirect measurement by Pythagorean Theorem: YES Single/Continous measurement: YES Max/Min distance tracking (display value): YES Easy Addition/ Subtraction of measurement: YES Set up front / rear benchmark: YES Selectable meter(m), inch(in) and feet(ft): YES Data store/ recall function: YES Data Hold / Data clear function: YES Air Bubble Level: YES, Included Easy targeting with bright laser pointer: YES Large LCD with backlight and multi-line display (4 lines): YES Auto correction and error report technology: YES Buzzer indication: YES Battery status Indication: YES IP54 protection (dust & splash proof): YES Auto / Manual power off function: YES Multifunction with intelligent calculation: YES Compact & handy design: YES Warranty: 12 months Specifications: Measuring range: 0.05 to 80m (0.65 to 262ft) Accuracy: 2mm (0.079inch) Laser class: Class II Laser maximum output: <1Mw Dust & Splash proof: IP 54 Laser Auto off: 30S Power Auto off: 3min Operation temperature: 0~40C (32~104F) Storage temperature: -10~60C (14~140F) Power supply: 2 x 1.5V AAA battery Weight (without battery): 130g Dimension: 118*54*28mm (4.65*2.12*1.10inch) Packet content: 1 X Laser distance meter 1 X User's guide 1 X Pouch bag 1 X Holding rope 2 X AAA Battery not included)