[MULTIFUNCTION LASER-LEVEL]Laser-level tool With triangular bracket Works For Indoor Designed for any situation where accurate measurements are needed, such as hang shelves, cabinets, tiles and picture frames with accuracy. Perfect For The Job That Requires A Straight Line Or Accurate Measurement.(Perfect for building some Thanksgiving decorations and Christmas decorations) [3-PRONGED APPROACH]Combines a fine-tuned tape measure, a triple-positioned leveling bubble and a laser-level to provide maximum results.(Note: Laser-Ranging Error,that is given as "+/-2mm at 10m and 25m";If it is the Vertical Level or the Horizontal Level, you shouldn't adjust .) [EASY TO OPERATE]Level tool is designed with one slider selection button in the front to easy for everyone to use.It control the vertical laser-line, horizontal laser-line and laser-line mode switching,suitable for different usage modes,and accuracy is more accurate and stable. Such as,laser-level for picture hanging. [8-FOOT Measuring Tape ]Comes loaded with an 8-foot measure that includes imperial and metric linear measures, with graduations down to 1/32inch and 4mm.Perfect For The Job That Requires A Straight Line Or Accurate Measurement. [WORKS ANYWHERE]Designed for any situation where a straight line or accurate measurements are needed. Regardless of the situation, it's completely plug & play.Backup Battery - Ships with 3 x 13 button-cells battery, just to make sure you keep going with maximum convenience. colour:Black Material:ABS Package Contents: 1 x laser-leveler 3 x button battery Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.