[HIGH PRECISION MEASUREMENT] This digital ruler delivers accurate angle and length measurements with a resolution of 0.05° and ±0.2° accuracy. The stainless steel construction ensures durability while the large LCD screen clearly displays measurements for easy reading in various working conditions. [USER FRIENDLY DESIGN] Featuring an optional switch button and automatic power off function this angle ruler is designed for convenience. The fixing screw securely locks measurements at any angle allowing for hands free operation and confident use in professional or DIY applications. [DURABLE CONSTRUCTION] Crafted from premium stainless steel this measuring tool withstands rigorous daily use. Its robust design maintains accuracy over time making it ideal for construction engineering woodworking and other demanding measurement tasks. [VERSATILE APPLICATION] Perfect for both angle and length measurements this digital ruler covers a wide 0 360 degree range with two size options 0 300mm or 0 500mm. Its practical adaptability makes it suitable and hobbyists alike. [LONG LASTING PERFORMANCE] Powered by a built in CR2032 battery this electronic ruler offers up to 5000 hours of operation. With in temperatures from 5°C to 45°C its reliable for extended use in various environments., Manufacturer: Lylithuif