Features: 1. Accurate measurement, simple and easy to use. 2. Equipped with 4D 16/12/8 line irradiation, 360° no dead angle. 3. Good anti-collision and anti-drop performance, with 4D soft rubber coating. 4. It has a ±3° automatic self-leveling function, and an audible warning is issued when the automatic leveling range is exceeded. 5. 8/12/16 lines are optional, suitable for different occasions to meet different engineering needs. 6. Adopt international standard IP54 waterproof and dustproof, multiple protection, longer life in harsh environments. 7. General purpose indoor and outdoor, high-brightness green, clear indoor and outdoor, long projection distance, high laser height, and clear lines. 8. A wide range of applications, auxiliary ceramic tile fixing, wall decoration, floor tile fixing, staircase handrails, fur ceilings, floor tiles, plastering, etc. Specifications: Optional Color: Blue/Orange. Laser Lines(Optional): 16 / 12 / 8 Line. Material: Aluminum Alloy Chassis Engineering Plastics. Laser Color: Green. Wall Attachment Distance: 7 mm. Horizontal/Vertical Accuracy: ±1mm/7m. Wavelength Green Light: 520 nm. Protection Class: Class Ⅲ. Automatic Leveling Range: ±3°. Rotation Degree: 360°. Battery Capacity: 4800mAh. Working Time: 4-8H. Protection Level: IP54 Dustproof; Waterproof. Working Environment: Indoor/Outdoor. Operating Temperature: -20℃~+40℃. Package Included: 1 x Laser Level. 1 x Remote Control. 1 x Lift Holder. 1 x Wall Bracket. 1 x Iron Sheets. 1 x Bracket Connector. 1 x Lithium Battery. 1 x Charger. 1 x Anti-fall Bag. 1 x User Manual. Notes: 1. Manual measurement, please allow an error of 1~3 cm. 2. Please leave a message about the color and the number of laser lines you like, otherwise it will be sent randomly. 3. Due to the difference of different monitors, the picture may not reflect the actual color of the item, but it is guaranteed that the style is consistent with the picture.