Features: Professional 16 line green beam levels with ±1mm/10m accuracy and 300% brighter visibility ensures precise alignment in bright environments, featuring auto leveling, line modes, and a magnetic base for versatile installation. Constructed with high strength ABS housing and IP54 waterproof rating, this levels withstands harsh job , offering durability over standard models for stable performances in dusty or damp conditions. Designed for contractors, electricians, and enthusiasts requiring professional measurements for wall mounting, tiles alignment, and structural framing projects. Optimized for indoor/outdoor applications including kitchen renovations, concrete formwork, and suspended ceiling installations where clear horizontal/vertical references are critical. The integrated rechargeable battery supports 10 hour continuous operate with quick charging capability, while the 360 adjustable ensures stable positioning on uneven surfaces or metal framework. Specifications: Component : Plastic Package size: about 13x24x28cm/5.11x9.44x11.02inch Type: 2 for option Package Includes: 1 set levels note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.