Shinwa Sokutei Blue Level Pro2 Dustproof and 75314 450mm, Waterproof,

Country of manufacture: China Vial sensitivity and accuracy: Sensitivity 0.35mm/m = 0.0201°, accuracy within ±1.0mm/m = ±0.0573° Digital display accuracy: ±0.1° at 0° and 90°, ±0.2° at other angles Digital display minimum unit: angle 0.05°, gradient 0.1%, rise 1mm/m Dustproof and waterproof performance: Protection class IP65 equivalent (digital measurement unit only) Auto power off: approx. 10 minutes Operating temperature: 10℃~50℃