Item Type: Rangefinder <br>Product Size: Approx. 12 x 6cm / 4.72 x 4.26in <br>Weight: Appeox. 106g / 3.74oz <br>Battery Parameters: 1 x 9V battery (battery not included) <br>Measuring Range: 0.5~18m / 19.69~708.66in <br>Accuracy: 0.005mm <br>Working Voltage: 9V <br>Scope of Application: measurement <br>Unit of Measurement: feet/meter <br>Frequency: 40 kHz <br>Laser Beam Wattage: 1mW <br>Wavelength: 650nm <br>Working Temperature: 0 to 43℃ <br>Automatic Shutdown: Shutdown when no key is pressed within 4 minutes<br>1、Real Time Measurement Mode: You can measure the distance between wall and other surfaces anytime and anywhere, with high measurement accuracy <br>2、Memory Clear Function: You can quickly delete all stored measurement values for the next measurement <br>3、Error Correction Function: The rangefinder can indicate in time that the measured distance is too long or too short, which is convenient for users to adjust in time <br>4、Portable and Durable: Made of high quality ABS, light weight and durable, small size, can be placed in a pocket, easy to carry <br>5、Wide Range of Applications: Very suitable for indoor and outdoor measurement, building measurement, woodworking measurement, interior decoration, etc.1 x&nbsp;Rangefinder(battery not included)<p>1 x English Manual</p>