Green/Red Laser Calibrator Aluminum Alloy Laser Calibrator Turn-Free Laser Calibrator with 18 Adapters Cross-Border Aiming Instrument 1. Effortless Calibration-Free Operation: Utilizing advanced pre-calibration technology, this device is ready to use straight out of the box, eliminating the need for manual adjustments and ensuring swift, accurate setup. 2. Precision Horizontal & Vertical Alignment: Incorporating a laser emission system, it delivers horizontal and vertical lines for leveling and alignment in construction, carpentry, renovation, and installation tasks. 3. Robust Build Quality: Made from aluminum alloy, it offers shock resistance and durability for use in demanding environments. 4. Versatile Applications: Suitable for construction, home renovation, pipe installation, photography, machinery installation, and other general-purpose tasks. 5. Portable & Flexible Mounting: Compact and lightweight design with tripod compatibility for easy setup on various surfaces. Package Includes: 1 x Red Beam Laser Calibrator 1 x 14250 Battery 1 x USB Charger