ABS plastic construction ensures durability and light weight. Multi-functional angle finder with a unique fluorescent blister design for clear visibility at night; reliable reference when working in low light. Lightweight and portable angle gauge with magnetic capability for easy attachment and convenient carrying on site. Measurement tool for slope and inclination, suitable for protection wall construction and ditches, construction engineering, and indoor or outdoor drainage slope and constant inclination measurement. Slope angle finder for slope measurement in construction engineering; a practical and dependable angle gauge. Use scenarios: - On construction sites, verify slopes and angles for protection walls and ditches. - In indoor and outdoor drainage projects, confirm consistent slope and inclination. - As a portable on-site reference, attach magnetically to metal surfaces for quick angle checks.