Rigid I-beam cross-section features low-profile, shock-absorbing end caps for durability;180-degree rotating view for a range of situations;Measuring scale printed directly on the level eases layout work;Powder-coated frame withstands nicks and offers a comfortable hold. Clear-acrylic vial covers for easy readability;Limited Lifetime Warranty;Rigid I-beam cross-section features low-profile, shock-absorbing end caps for durability;180-degree rotating view for a range of situations;Measuring scale printed directly on the level eases layout work;Powder-coated frame withstands nicks and offers a comfortable hold. Clear-acrylic vial covers for easy readability;Limited Lifetime Warranty