Feature:1. Compact, lightweight and portable, with a portable case, easy and quick to move and store.2. It can output 16 lines individually or simultaneously, with more precise positioning, and has a 3 self leveling system, which is flexible and stable.3. Adopting premium diodes and high accuracy conical mirrors, the emitted lines are fine and bright, with high accuracy and adjustable brightness.4. Equipped with self check calibration function, 3 automatic leveling, but if the angle exceeds 3, the light will continue to flash, and the level will make a "beep" sound to remind you to reset on flat ground.5. The button is wear resistant, highly sensitive, can quickly switch line mode, and feels comfortable.Specification:Wavelength: 520nm (green)Working distance: within 30 meters indoors, 20 meters outdoorsDistance from wall/ground: 7mm/6mmAutomatic correction range: 3Vertical and horizontal accuracy: 1mm/5mRotation angle: 360Using temperature: -5 degrees Celsius ~ 50 degrees CelsiusBattery: 2 * rechargeable li battery, 3.7V, 2400mAh (included)Water resistant grade: IP54Working distance: 10mTripod interface: 5/8".Package List:1 * Level2 * Batteries1 * Battery charger1 * 1m black tripod1 * Wall bracket1 * Glasses1 * Iron plate1 * Green target board1 * Lifting platform1 * Remote control1 * Tripod interface1 * Triangular fine tuning base1 * Instruction manual (5 languages)