Rotary laser GRL 400 H + LR 1 in L-BOXX. Easy to use and always ready - the intuitively operated GRL 400 H rotary laser, controlled with just one button, is ready for immediate use whenever it comes to leveling outdoors. Its one-button control panel, electronic self-leveling, and convenient battery compartment allow for straightforward operation with easy setup and hassle-free battery replacement - without having to move the tool at all. With an accuracy of ± 2.4 mm at 30 m and an ADS shock warning function that alerts to the slightest positional changes of the device, the GRL 400 H prevents leveling errors and consistently delivers precise results. From determining cut and fill values for excavation and foundations to leveling concrete formwork and landscaping: this device performs excellently. Thanks to its IP56 ingress protection against water and dust, this rotary laser withstands harsh conditions when used outdoors.