This digital inclinometer is a high-precision tilt measuring tool with full 360° measurement range, supporting angle and gradient percentage unit conversion. Equipped with a high-definition backlit LCD screen, it delivers clear readings under dim light and features data hold and one-key zero calibration for easy operation. Four-sided strong magnetic base firmly attaches to metal workpieces, freeing your hands during measurement. Made of sturdy aluminum alloy shell, it resists impact and abrasion for long service life. Compact lightweight design fits tool bags for outdoor construction, carpentry, automobile maintenance and pipeline installation. It supports absolute and relative angle measurement, with accurate 0.05° resolution and low error. Auto power-off function saves battery power. Factory direct supply supports OEM customization and bulk wholesale, ideal for professional builders, mechanics and DIY enthusiasts for daily slope and horizontal detection.