Multi-function laser level meter green light level tape measure high precision green light portable level Size: 5.5 (length) x 3.0 (width) x 2.8 (height) cmColour: Black4 or 1: laser level + level + metric table + blistershigh qualityAccurately hang shelves and cabinets, tiles and framesProject a horizontal or vertical beamStandard and metric person in chargeSuitable 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 MWAAA battery (not included)caveat:This is not a toy! Not suitable for people under 14 years old.Do not aim the laser at the eyeLasers can be harmful if not used properly.Do not look directly at the light bulb when turning on the laserWaterproof design productsBattery warning:Do not mix alkaline. Standard and rechargeable batteries.Do not mix old and new batteriesUnchargeable 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 equal to the recommended type.The battery should be inserted with the correct polarity