Shinwa Sokutei Digital Caliper for Pipe Dustproof and Model 19840 Measuring, 150mm, Waterproof,

[Measurement Range] 0.01 to 150 mm [Minimum Reading] 0.01 mm [Maximum Tolerance] ±0.03 mm [Operating Temperature] 0 to 40°C [Dustproof and waterproof performance] IP67 [Auto power off function] After approximately 5 minutes of inactivity This digital caliper has a special shape, making it suitable for measuring the thickness of pipes and other similar materials. It features a large LCD screen with 13mm character height and a hold function. Power supply: 1 CR2032