2 Lines Laser Level – Self-Levelling Green Beam Cross Line ToolAchieve professional precision with this compact 2 Lines Laser Level, engineered for both horizontal and vertical alignment tasks. Ideal for DIYers and professionals alike, it features green laser beams for higher visibility and a self-levelling mechanism that ensures accuracy every time.Key Features: 2-Line Projection: Projects one horizontal and one vertical line to create a precise crossline. Self-Levelling Function: Automatically adjusts when placed within ±4°—perfect for quick, error-free setup. High-Visibility Green Beam: 2x brighter than red lasers, visible up to 20 meters, even in daylight or brightly lit rooms. Cross-Line Mode: Projects intersecting lines for perfect 90° angles—ideal for tile alignment, framing, shelves, or hanging décor. Compact & Portable: Lightweight mini design for easy handling and space-saving storage. Smart Pendulum System: Indicates out-of-level conditions with a blinking laser—ensuring consistent precision. Versatile Mounting: Works with most tripods or mounting accessories (not included). Specifications: Laser Class: Class II Laser Wavelength: 505–525 nm (green) Working Range: 10–20 m (indoor) Levelling Accuracy: ±0.3 mm/m Self-Levelling Range: ±4° Power Supply: 2 × AA batteries (not included) Laser Lines: 2 (1 horizontal + 1 vertical) Mounting Thread: Standard 1/4" Package Includes: 1 × 2 Lines Laser Level (Green Beam) 1 × User Manual (Batteries not included) Note:Please insert the batteries with the correct polarity. Reversed installation may result in malfunction. Use the black side switch to power the unit ON/OFF.