Fast and precise. Automatic self-levelling in a few seconds. Exact and fast working without manual alignment. High quality, bright laser diodes for particularly clear visible laser lines. Large working range up to 10m. Protective case and 1.1 metre tripod included. Easy and intuitive operation. Integrated ¼ inch thread - fits all conventional tripods. Softgrip for a better and more comfortable hold. Laser diode 635nm. Laser class 2. Self levelling time 4s. Levelling range Manufacturers 2 year guarantee.