Feature●Item Type: Differential Manometer●Material: ABS Plastic●Size: Approx. 12.9x6.4cm / 5.1x2.5in●Weight: Approx.391g/13.8oz●Battery: 3 x 1.5V AAA battery(Not included)●Measuring Range: ±103.42KPa●Accuracy: ±1%FS, maximum error 1.04KPa●Maximum Pressure Limit: 206.7KPa●Repeatability: ±0.25%FS●Response Time: 0.5S●Pressure Connection: A 1/8in (3.18mm) quick connector●Working Temperature and Humidity: 0℃~40℃ 10%~80% RH●Storage Temperature and Humidity: -10℃~60℃ 10%~90%RH●Over-Range Prompt: Err1 or Err2Description