Accurate measurement Professional bladder design provides precise horizontal and vertical readings to ensure accurate equipment setup. Wide application Supports both horizontal and vertical measurements for precise alignment in different scenarios. Ideal for TV mounts, projector installations, and other device setups. Portable convenience Compact size and lightweight construction allow calibration anytime and anywhere, including outdoor sites or home use. Workflow efficiency A single button quickly confirms whether the target status is reached. Features a clear bubble and precise scales for at-a-glance readings, improving on-site efficiency. Use scenarios - TV wall mounting in living rooms or conference rooms to achieve exact horizontal and vertical alignment. - Projector installation and screen alignment for home theaters or classrooms. - On-site outdoor calibration for equipment installations, signage, or cameras. Compatibility and performance notes Designed for precision in equipment setup, with measurements suitable for horizontal and vertical alignment across TVs, projectors, and related devices. Compact and lightweight for versatile use without compromising accuracy.