General tools ldm2 65ft. Laser measure features: measure further: measure up to 65-feet with the push of a button one button: simple, one button operation is fast and easy to use press button once to begin measuring high visibility display: large white digits on a black backlit screen provides easy reading at any angle real-time measuring: walk-off measurements from the wall and other surfaces to find precise distances. Continuous measurement that adjusts as you move closer and farther from target, just like a tape measure versatile: ability to switch between measuring in feet/inches or inches only precise: measures distances accurately up to 65-feet to within 1/8-inch compact size: portable and compact size easily fits in your hand and carries in your pocket class ii laser product <1mw power output