Features: 1. Adopt premium pressure sensor and electronic components, high accuracy; adopt 304 stainless steel gauge tail, anti erosion. 2. Clear LCD screen with backlight, convenient for use in dark environment. 3. Unit conversion between MPa, kPa and Bar. 4. The backlight automatically shutdown in 10 seconds, power-saving and longer using time. 5. Applicable for pressure measurement of pneumatic tools, air compressed system, agricultural machinery, industrial equipment, gas processing equipment, water treatment equipment and more. Specification: Pressure range: 0~1.6MPa Input Voltage: 4.5V Accuracy Grade: 0.4 Connector: M20*1.5mm Measuring Medium: Water, gas and other medium compatible with stainless steel Medium Temperature: -20~80 ℃ Working Temperature: -10~60 ℃ Display Type: Maximum 5 digit dynamic pressure display Overload Pressure: 1.5 times of full range Response time: ≤ 50ms Power supply: 3 x AAA battery ( NOT included ) Size (L x H): 17.8 x 4.8cm / 7.0 x 1.9in Diameter: 10cm/3.9 inch Weight: Approx. 550g/19.4oz Package list: 1 x Digital Pressure Gauge(Battery is NOT included) .