Experience superior accuracy and use indoors and out with this revolutionary 4D 16/12/8 Lines Green Light Vertical and Horizontal Site Measuring Laser Instrument Inclined Laser Level Construction Tool. With CE Certification, a remote control you can use from up to 30 meters away, and a battery capacity of 4000mah Li-ion, this tool is your go-to with a precision of +-1.5mm/5m. Plus, its unique tilt slash function adds convenience and flexibility for your construction project needs. From wall to ceiling to floors, this tool is guaranteed to get the job done.