Supreme visibility connected with smart functions Green horizontal and vertical lines for maximal visibility Bluetooth® connection to smartphone for remote control and adjustment of the tool Dual Power Source: Can be operated both with 12 V-LI-ion battery and with standard alkaline batteries Horizontal and vertical laser lines and two centred plumb points with optimal visibility Precise positioning of the laser lines around the plumb points – motorised positioning with RM 3 Professional (optional), using an app or remote control or manual positioning with RM 2 Professional High visibility of the laser lines with a working range of 20 m (without receiver) Working range of 50 m with the LR 7 Professional receiver (optional) Pendulum lock ensures safe transport