The Leica Disto E7100i Laser Distance Meter 812806 is Leica's most compact and easy to user laser measuring device with the ablilty to sync with Bluetooth 4.0-enabled tablet and smartphones. Accuracy and RangeWith one-touch measurements, 1/16 inch accuracy and 200 foot range, this laser measurer is an ideal construction pocket tool.Bluetooth 4.0Usually only found in higher-end laser distance meters, the E7100i uses Bluetooth Smart technology to connect to newer generation Apple and Android 4.3 devices. Combined with the free Leica Disto sketch app, you can sync and draw measurements on your tablet or phone.Laser MasurementsThe E7100i construction laser allows you to quickly measure distances, continuous distances and area in feet, inches or meters. Results are shown on the easy to read 2-line backlit display and an audible alert lets you know when your measurement has been recorded.Long Lasting and DurableWith a weight of about 3 ounces and included removable pocket clip, you can take the E7100i anywhere! The included AAA batteries take up to 5,000 measurements and the IP54 rating means your Disto will stay protected from dust and water.The Disto E7100i is backed by a 3-year warranty. Red lens glasses for improved visibility of the laser dot in bright rooms and outdoors.If your having difficulty seeing the laser in bright sunlight, the Laser Shades will solve your problem. The Laser Shades have red lenses which makes the laser very easy to see. Recommended for measuring up to 70 feet.Kit includes:Leica Disto E7100i Laser Distance MeasurerRed Laser GlassesRed Magnetic Floor Target Plate with StandTiger Supplies Cleaning Cloth