EBay Laser Level Professional Horizontal and Vertical Cross Line Self Leveler Auto-Leveling Spirit Level Self-Leveling Selectable Laser Lines Adjustable Brightness Red Beam This laser level is widely used for any job that requires straight lines or accurate measurement, such as hanging picture, shelf or air-conditioning installation, building construction, interior decoration, DIY room projects etc.  Features: Four modes available: self-leveling mode, locked mode, energy saving mode, pulse mode. One-button to switch between vertical and horizontal beams or light up both.  Brightness is adjustable among 10 levels. Laser Level projects horizontal and vertical lines on any surface up to 98 ft.(15M/49ft for red beam; 30m/98ft for green beam) Self Leveling : Even on an uneven surface, as long as it's within 4°compensation range, you are able to have the laser level be straight. Sturdy housing material makes it durable, comes with a case bag for better protection.  1/4" Thread on the bottom for mounting on a tripod. Perfect for home decoration, installation of the floor, framework, laying of tiles and wall charts, etc. Mini size and light weight for easier operation and carrying. Specifications: Material: ABS Color: Black Model: T07(Red Beam) / T08(Green Beam) (Optional) Laser Class: Class Ⅱ, Output ≤1mw Laser Wavelength: 630-670nm for red beam; 505-550nm for green beam Leveling Accuracy: ±1.5Mm/10m Leveling/Compensation Range: 4°±1° Connector Interface: 1/4" Thread  Working Distance(Line): 15m/49ft for red beam; 30m/98ft for green beam Operating Time   Red Beam:      First gear: approx. 40Hours     Tenth gear: approx. 180Hours   Green Beam:      First gear: approx. 10Hours     Tenth gear: approx. 40Hours Power Supply: 4*1.5V AA batteries (Not included) IP Rating: IP54 Operation Temperature: -10℃~50℃ Storage Temperature: -25℃~70℃ Item Size: 9 * 8.5 * 6Cm / 3.54 * 3.34 * 2.36In Item Weight: 196g / 6.91Oz Package Weight: 387g / 13.65Oz Package Size: 12.5 * 13.5 * 8Cm / 4.92 * 5.31 * 3.14In Packing List: 1 * T07 Laser Level 1 * Storage Case 1 * User Manual (English)