The Stabila LAR 300 Rotation Laser is a fully automatic, motor-driven rotation laser for horizontal applications. Always ready for use thanks to its fast self-levelling operation, within 10 seconds. Exceptionally easy to operate, with just the touch of a button. The STABILA PROTECTOR system makes this laser extremely durable, even when the laser is dropped from a tripod, up to 1.8m. Just set up the tripod again, switch on and carry on measuring. Waterproof and dustproof in accordance with protection class IP65. Resistant to heat and cold from -10C to 60C. There is also a 5/8in thread, ideal for attaching to a tripod. It has a large working area when used with the set receiver, up to 800m in diameter. Correct heights quickly, direct reading of deviations from the reference plane .