measurement: This pocket spirit level helps you achieve precise alignment when suspending shelves, cabinets, or pictures. Its precision bubble design provides quick and accurate leveling for a variety of tasks. Multiple functions: Measures horizontal level, vertical plumb, inclination, and a 45degree angle with a convenient and practical design. Well made: Constructed with ABS material that resists deformation and damage, ensuring longlasting accuracy. The air bubbles use antifreezing and impactresistant materials, reducing the risk of breakage or leakage. Sophisticated craftsmanship: Elegant, compact, and easy to identify and carry. Its smooth, flat surface resists scratches and rust, and bright colors enhance visibility. Practical use scenarios: Mounting shelves and cabinets to ensure level and plumb alignment. Hanging pictures or artwork with precise horizontal and vertical positioning. Carpentry or DIY projects that require angle verification, including 45degree joints and inclined setups.