Feature: 1. 【Industrial Grade Quality Material】: This device is made of industrial-grade materials, making it dust-proof and wear-resistant. It is powered by two AAA batteries for long endurance to ensure continuous and reliable performance in various harsh working environments. 2. 【Precise and Efficient Laser Marking】: Provides clear laser line guidance to ensure precise alignment in renovation and construction projects, improving work efficiency. 3. 【Clear Bubblelevel \u0026amp; Bubblelevel Fill Light】: Equipped with bubble-level to make the measurement more accurate. Built-in bubble-level light allows you to judge the horizontal position of the device clearly even in low-light environments, which meets your needs for use in different environments. 4. 【Convenient Operation and Carrying Design】: The device has two independent switches to control the bubblelevel light and laser line for easy and convenient operation. Its compact design includes a string hole for easy carrying and storage. 5. 【Wide Applications】: It can be used with a telescopic tripod stand(not included). It can be widely used in architecture construction, equipment installation, indoor decoration and so on. Specification: This device is made of industrial-grade materials, making it dust-proof and wear-resistant. Provides clear laser line guidance to ensure precise alignment in renovation and construction projects, improving work efficiency. Equipped with bubble-level to make the measurement more accurate. Built-in bubble-level light allows you to judge the horizontal position of the device clearly even in low-light environments, which meets your needs for use in different environments. Suitable for architecture construction, equipment installation, indoor decoration, etc. Features: 【Industrial Grade Quality Material】: This device is made of industrial-grade materials, making it dust-proof and wear-resistant. It is powered by two AAA batteries for long endurance to ensure continuous and reliable performance in various harsh working environments. 【Precise and Efficient Laser Marking】: Provides clear laser line guidance to ensure precise alignment in renovation and construction projects, improving work efficiency. 【Clear Bubblelevel & Bubblelevel Fill Light】: Equipped with bubble-level to make the measurement more accurate. Built-in bubble-level light allows you to judge the horizontal position of the device clearly even in low-light environments, which meets your needs for use in different environments. 【Convenient Operation and Carrying Design】: The device has two independent switches to control the bubblelevel light and laser line for easy and convenient operation. Its compact design includes a string hole for easy carrying and storage. 【Wide Applications】: It can be used with a telescopic tripod stand(not included). It can be widely used in architecture construction, equipment installation, indoor decoration and so on. Specifications: Name: Laser Level Material: plastics + aluminum alloy Color: grey, yellow (optional) Battery: 2 * AAA batteries (not included) Item size: 152 * 33 * 23mm / 5.98 * 1.30 * 0.91in Item weight: 122g / 4.30ounce Package size: 160 * 40 * 30mm / 6.30 * 1.57 * 1.18in Package weight: 135g / 4.76ounce Packing List: 1 * Laser Level Package List: Packing List:1 * Laser Level