product description: Our mini infrared laser, a compact and precise tool for accurate measurements. This device emits intense, bright lines at a perfect 90-degree angle, making it ideal for a variety of applications where precision and alignment are critical. Main features: Ultra-compact design: The mini size makes it very portable and easy to use 90-degree alignment: Emits a 90-degree laser line for clear, precise measurement of degrees and precise alignment. Bright infrared laser: Equipped with a laser with strong infrared rays ensuring visibility even in bright environments. High Accuracy: Provides high precision measurements, suitable for professional use and DIY projects. Battery Powered: Requires 3A battery (not included) for operation. Batteries are not shipped due to restrictions. 【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 【High-Quality Materials】Crafted from premium, durable materials to ensure longevity and superior performance. Each product is meticulously tested to meet high standards of quality and safety. 【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. 【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. 【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.