ZGAH 5.5M high-precision multi-function crohair line projector small portable laser level meter telescopic tape measure Batera de AG13 Weight: 350 gramsDimensions: 13.2 (length) x 3.8 (width) x 8.6 (height) cmColor: yellow4 or 1: laser level + level + metric table + blistershigh qualityAccurately hang shelves and cabinets, tiles and framesProject a horizontal or vertical beamMeasuring range: 5.5 MStandard and metric leaderSuitable for linear or precise measurement work. Use this versatile laser level to hang images, install shelves, lay floors, hang wallpapers, and more.The laser has an on/off switch.Laser power: le than 0.5 MWPowered by 3 AG13 button batteries (not included in air)caveat:This is not a toy! Not for people aged 14 and under.Do not aim the laser at the eyeLasers can be harmful if not used properly.Do not look directly at the light bulb when the laser is turned onWaterproof design productsBattery warning:Do not mix alkaline. Standard and rechargeable batteries.Do not mix old and new batteriesNon-rechargeable battery cannot be chargedThe rechargeable battery can only be removed from the device before charging. The rechargeable battery must be charged under the supervision of an adultThe exhausted battery will be removedThe power terminals must not be shorted.Use only batteries that are the same or equivalent to the recommended type.The battery should be inserted with the correct polarity