Product Features Highly accurate portable laser rangefinder Laser distance measurement Millimeter accuracy Multiple measurement modes Waterproof, dustproof, and drop-resistant (IP54) One button measurement Easy to control Small and exquisite Specifications Size: 110*46*25mm Weight: 95g Product Specifications Model: SK-50, SK-70, SK-100, SK-120 Measurement Range: 0.05-50m (SK-50), 0.05-70m (SK-70), 0.05-100m (SK-100), 0.05-120m (SK-120) Measurement Accuracy: ±3mm Display Accuracy: 1mm Laser Rating: Class 2 Laser Power: 1mW Historical Data: 20 sets Dust and Resistance Rating: IP54 Battery Life: 5000 measurements Battery Selection: 1.5V*2 AAA Laser Auto Off Time: 30 sec Instrument Auto Off Time: 3 min Package Includes 1x Laser Measurer 1x User Manual NOTE: Batteries are not included 【User-Friendly Design】Ergonomically designed for ease of use, this product offers intuitive controls and a comfortable grip, making it perfect for both beginners and experienced users. 【Eco-Friendly and Sustainable】Made with environmentally conscious practices, this product is eco-friendly and contributes to sustainability efforts. It is designed to minimize waste and reduce environmental impact. 【Versatile Functionality】This product is multifunctional and can be used for a variety of tasks, providing you with the flexibility and convenience needed to handle multiple uses with a single tool. 【High-Quality Materials】Crafted from premium, materials to ensure longevity and superior performance. Each product is meticulously tested to meet high standards of quality and safety. 【Exceptional Performance】Engineered for high efficiency and effectiveness, this product delivers outstanding results every time. Its advanced features ensure consistent performance, making it a reliable choice for your needs