This laer calibrator is made of high-grade aluminum alloy material, lightweight, high strength, corrosion resistance, and with long service time. Highly accurate and adjustment-free design, the calibrator utilizes infrared light, with a tube straight in for a more convenient and precise adjustment. Shipment includes a full set of accessories, available on arrival and easier to use.<br><br>Features:<br>Made of high-grade aluminum alloy material, lightweight, high strength, corrosion resistance, and with long service time.<br>Infrared calibrator, laser light has a long-distance, bright, and clear light, which better helps calibration adjustment.<br>Highly accurate and adjustment-free design, the calibrator utilizes laser light, with a tube straight in for a more convenient and precise adjustment.<br>The battery compartment design is simple and beautiful, the tail part can be opened by unscrewing, convenient and practical.<br>Shipment includes a full set of accessories, available on arrival and easier to use.<br><br>Specifications:<br>Name: Laser Calibrator<br>Material: aluminum alloy<br>Color: red, green (optional)<br>Battery: 1 * CR2 battery, 3V, 800mAh (included)<br>Power: &lt;5MW<br>Diameter: 4.2mm<br>Item size: 178 * 18 * 18mm / 7.01 * 0.71 * 0.71in<br>Item weight: 60g / 2.12ounce<br>Package size: 195 * 104 * 30mm / 7.80 * 4.09 * 1.18in<br>Package weight: 131g / 4.62ounce<br><br>Packing List:<br>1 * Laser Calibrator<br>1 * Screwdriver<br>12 * Adjustable Adapter<br>1 * Set of Screw<br>1 * Wrench