?This laser distance meter is high precision and multi-functional laser measuring instrument£¬ which can be used to measure the distance£¬ area and volume£¬ and can also utilize the indirect measurement of pythagorean theorem. The laser range finder is portable and reliable in measuring£¬ making your measurement more accurate£¬ simple and faster£¬ and getting twice the result with half the effort. <br> The product£¬ as a substitute of traditional measuring tools(tape and steel scale) can be widely used in construction and industries£¬ especially in large areas such as rooms£¬ apartments£¬ buildings£¬ real estates£¬ factories£¬ warehouses£¬ etc.? <br> <br> <strong>Features:</strong> <br> Single measurement and continuous measurement. <br> High accuracy and wide measuring range. <br> Quick measurement of distance£¬ area and volume with one button operation. <br> Automatic calculation of area and volume. <br> Indirect measurement by pythagorean theorem. <br> Min/Max distance tracking (display value). <br> Easy addition/subtraction of measurement. <br> Laser distance meter with front/rear/extended tail board/tripod stand point benchmark. <br> Switchable measurement units among meter (m)£¬ inch (in)£¬ feet (ft). <br> Easy targeting with bright laser pointer. <br> Large LCD with backlight. <br> 20 data records and recall function. <br> Level bubble is equipped as a checking horizontal tool. <br> Auto correction and error report technology. <br> Battery status indication and anti-skid design. <br> Automatic/manual power off function. <br> Compact and handheld design£¬ portable and convenient. <br> <br> <strong>Specifications:</strong> <br> Measuring Range: 0 ¡« 100m(0 ¡« 328ft)/0 ¡« 80m(0 ¡« 262ft)/0 ¡« 60m(0 ¡« 196ft)/0 ¡« 40m(0 ¡« 131ft) ?(Optional) <br> Accuracy: ¡À1.5mm? <br> Measurement Unit: m / in / ft <br> Laser Class: Class II <br> Laser Wavelength: 635nm <br> Laser Output: &lt;1mW <br> Self-calibration: -1.5mm to +1.5mm <br> Laser Auto Off:30s <br> Power Auto Off: 180s <br> Data Storage: 20 Groups <br> Button Type: P + R <br> Button Life: More than 1000 000 times? <br> Battery Life: Approx. 5000 times of measurement <br> Operation Temperature: 0 ¡« 40¡ãC / 32 ¡« 104¡ãF <br> Storage Temperature: -10 ¡« 60¡ãC / 14 ¡« 140¡ãF <br> Power Supply: 2 * 1.5V AAA Battery (NOT included) <br> Item Size: Approx. 120 * 50 * 28mm / 4.7 * 1.9 * 1.1in (L * W * H) <br> Item Weight: Approx. 93.2g / 3.3oz (without battery) <br> Package Size: Approx. 17.5 * 13.5 * 5cm / 6.9 * 5.3 * 1.9in (L * W * H) <br> Package Weight: Approx. 197g / 6.9oz <br> <br> <strong>Package List:</strong> <br> 1 * Laser Distance Meter <br> 1 * Pouch Bag <br> 1 * User Manual