New in factory box.. A laser distance measurer up to 100 meters from the international company EXTECH, specializing in measuring devices. Specifications: Measuring range: 0.05 meters to 100 meters (up to 330 feet). Measurement accuracy: ±2 mm approximately. Measurement type: Digital laser for fast and accurate distance measurement. Automatically calculates: Areas Volumes Supports indirect measurement using the Pythagorean theorem, useful for measuring heights or difficult locations. Continuous measurement mode with recording of minimum and maximum distance (Min/Max). Ability to add and subtract readings. Internal memory stores up to 20 readings. Includes a built-in Bubble Level to help with alignment. Large LCD screen with backlight. Ability to measure from the front or back of the device. Stakeout function for marking repetitive distances such as column or wall spacing. Operates on 2 AAA batteries. Weight is only about 100g, making it easy to carry and use. Rubberized exterior for relative shock absorption. The device is very suitable for: Construction and finishing work Gypsum and decoration work Site measurements Quick area calculations Electrical and mechanical work within projects