OverviewMULTIPLE MEASUREMENT FEATURES Single and continuous distances measure area volume Pythagoras for height and triangular area Addition and subtraction function HIGH VISIBILITY ACCURACY Laser Class 2 1mW The powerful laser meter easily project a red line to assist your distance measure jobs bright and clear With high accuracy of 15mm the laser measure powered by 3AAANOT included enjoys lower energy consumption and longer battery lifespan ideal for paving tiles installing photo door window or furniture carpentry hanging wallpaper etc HIGH PROTECTION GRADE The laser measure reaches IP54 protection grade shock resistant dustproof shockproof wear resistant impact resistance The durable and high quality shockproof enclosure provides 4 ft Its compact and lightweight for easy gripping POWERFUL DATA STORAGE 50 Groups data memory provide you with a better contrast visibility in a lot of measurement operation Units in feetmeterinch Larger Backlit LCD 4 Line Display make it easy to read WHAT YOU GET Laser Measuring Meter 165Ft User Manual Package Box