Features:  -- Indoor and outdoor general universal, high brightness green, indoor and outdoor clearly, far projection distance, high laser height, clear lines.  -- Precise measurement and more convenient to use.  -- Compact and handy, with its soft-grip, light weight and palm-size design, the most handy and professional laser tool you can think of to carry out work for all trades from drop ceiling installation, lighting fixtures, photo frames aligning and wall tiling down to floor tiling etc.  -- Crashworthy and anti knock, 4D soft rubber clad, crashworthy and anti knock.  -- ±3°Automatic self leveling function. Sound warning when beyond auto leveling range.     Specifications:  Material: ABS.  Laser lines: 2 line.  Laser Color: Green.  Laser Level Color: Yellow.  Wavelength green light: 505.  Wavelength red light: 635.  Automatic leveling range: ±4°.  Working environment: Indoor/Outdoor.  Weight: 132g.  Size: 67.5*65.5*38mm/2.7*2.6*1.5in.     Package Included:  1 x Laser level.  1 x Lithium battery.  1 x USB charging cable.  1 x Anti-drop box.  1 x User Manual.  1 x Lanyard.     Note:  1. Please allow 0.5-1cm differences due to manual measurement.  2. Due to the light and screen difference, the item's color may be slightly different from the pictures.