Scale Clip Level ED-SCL Ebisu Diamond

Can measured by attaching a straight and curved scale carpenter's square.Accumulates light in a bright place with its luminescence and glows for several minutes in dark place.For measure horizontal and vertical.L x H x Thickness (mm):60 x 30 x 20Magnet:NonePrecision: Within ?}2.50mm/m=?}0.1432Sensitivity: 0.50mm/m=0.0286Main Body: ABS ResinBubble Tube: Acrylic Plastic (PMMA)