360° x 4 Laser Level, Self-Leveling Green Laser Level for Construction Sites with Vertical and Horizontal Cross Lines, 4D, IP54, with Protective Bag and 22400mAh Rechargeable Batteries

Features 1. Compact and portable design: The device is compact, lightweight, and comes with a carrying case, making it easy and quick to move and store. 2. Precise and stable laser lines: It can produce 16 laser lines individually or simultaneously, offering more precise positioning. The device has a 3° automatic leveling system, ensuring flexibility and stability. 3. High-quality laser diodes and mirrors: Equipped with high-quality laser diodes and high-precision conical mirrors, the emitted laser lines are fine and bright, with high precision and adjustable brightness. 4. Self-checking calibration and safety alerts: The device has a self-checking calibration function and an automatic leveling system ≤3°. If the angle exceeds 3°, the laser light flashes continuously and the laser level beeps to remind you to reset on a flat surface. 5. Wear-resistant and sensitive buttons: The buttons are wear-resistant and highly sensitive, allowing for quick switching between line modes and providing a comfortable feel. Specifications Wavelength: 520nm (green) Working distance: within 30 meters indoors, 20 meters outdoors Distance from wall/floor: 7mm/6mm Automatic correction range: ±3 Vertical and horizontal accuracy: ±1.5mm/7m Rotation angle: 360° Operating temperature: -5°C to 50°C Battery: 2 x rechargeable lithium batteries, 3.7V, 2400mAh (included) Waterproof rating: IP54 Working distance: 25m Tripod interface: 5/8" How to use Package list 1 x level 2 x batteries 1 x battery charger 1xwall bracket 1xiron plate 1xgreen target board 1xlifting platform 1xremote control 1xtripod interface 1xtriangular fine adjustment base 1xInstruction manual(5 languages)