A high-visibility 4×360° green cross line laser level featuring four 360° planes (two horizontal and two vertical) that project full-room green laser lines for precise leveling, alignment, and layout tasks. The bright green laser beams offer superior visibility compared to red lasers, especially in well-lit indoor environments, construction sites, workshops, tiling, drywall installation, cabinetry, plumbing, electrical work, or ceiling installations. Powered by a rechargeable lithium-ion battery (often with USB-C charging) for extended runtime and cordless convenience—no constant outlet needed. Includes self-leveling within ±3° with automatic out-of-level alarm (beeps and flashes), manual mode for tilted applications, and fine-adjustment knobs for accurate positioning. Comes with a durable protective case, magnetic pivot base or bracket for easy wall/ceiling mounting, target plate for enhanced line visibility at distance, and glasses for better line detection in bright conditions. Compact, lightweight design with IP54 dust and water resistance ensures reliable performance on job sites. Ideal for professional contractors, carpenters, renovators, or DIY enthusiasts needing accurate, all-around laser coverage in one portable, rechargeable tool.