REXISO 65FT Self Leveling Cross Line Laser Level Green Beam Manual LED Indicator

If the surface exceeds 4.5°±1° from horizontal, the laser line will gone and the LED indicator goes red. In this case, adjust the angle of the surface slightly for leveling. 【Highly Versatile Green Beam 】Projects bright horizontal & vertical green-beam lines onto flat surfaces and levels in few seconds with high accuracy.