Easy laser cross projection 360° horizontal line for easy alignment of objects View horizontal and/or vertical laser line Self-balancing (LED warning for inclination greater than 4°) Built-in 1/4" thread for use with tripod Can also be used as a digital spirit level Comfortable handling thanks to the soft grip Height-adjustable wall arm for comfortable working Supplied with a practical bag for storage 4x AA 1.5V batteries required (not included)