Mini Laser Level Meter Red Light Cross Horizontal Line Vertical Line Calibrator Portable with Magnetic FunctionUSB Charging OK

ayo kak di beli barang ready ya Specification:
Laser color: Red Laser
Laser class: Class 2
Leveling accuracy: +-4.5nm
Built-in bubble level
Magnet for fixation
Use for: home use

Note:
This product does not have automatic leveling and automatic alarm functions
.
Our product is a DIY fixed crosshair, there is an error of 1-3mm.
While in operation, be careful not to expose your eyes to the emitting laser beam.
It's best done in low light situations as laser would be effected by strong sunlight.