Features: 1. With 4D 16/12/8 line irradiation, 360° no dead angle. 2. Universal indoor and outdoor, high-brightness green, clear indoor and outdoor, long projection distance, high laser height, and clear lines. 3. 8/12/16 lines are available for selection, suitable for different occasions, and meet a variety of engineering needs. 4. Equipped with 4D soft plastic bag, good anti-collision and anti-vibration performance. 5. Adopt international standard IP54 waterproof and dustproof, multiple protection, longer life in harsh environments. 6. Equipped with a 4000mAh large-capacity battery, the battery life is longer, the standby time is more than 72 hours, the working time can reach 12-16 hours, and it can work for 2 days after charging. 7. A tripod is provided, which can work in a 180° diagonal line. 8. It has a ±3° automatic self-leveling function, and an audible warning is issued when the automatic leveling range is exceeded. 9. Wide application, auxiliary ceramic tile fixing, wall decoration, floor tile fixing, staircase handrail, fur ceiling, floor tile, plastering, etc. Specifications: Material: aluminum alloy chassis engineering plastics. Laser line: 16/12/8 line. Laser color: green. Laser level color: blue. Wall distance: 7mm. Horizontal/vertical accuracy: ±0.2mm/1m. Wavelength green light: 532. Automatic leveling range: ±3°. Rotation angle: 360°. Slash function: Yes. Protection level: IP54 dustproof and waterproof. Working temperature: -20℃-50℃. Battery capacity: 4000mAh. Working environment: indoor/outdoor. Working time: 12~16h. Power supply: 1 x 4000mAh rechargeable lithium battery/direct charging (4.2V). Size: 14x8x14cm/5.5x3.1x5.5in. Package Included: 1 x Laser Level. 1 x Remote Control. 1 x Holder. 1 x Lift Holder. 1 x Wall Bracket. 1 x Iron Sheets. 1 x Tripod Connector. 1 x Lithium Battery. 1 x Charger(US/EU/AU Plug). 1 x Anti-fall Box. 1 x User Manual. Notes: 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.