It's an advance pressure transducer than mechanical pressure transducer. 2% small output error, including nonlinear, hysteresis error and repeatability, full temperature range. Light weight and small size, convenient to install and operate. It has complete surge voltage protection function. Works for oil, fuel, crude oil, gas, water, air pressure, can be used in oil tank, gas tank, crude oil tank etc. Voltage: DC 5V Pressure: 150 psi Thread Type: 1/8 inch NPT Input: 0-150 psi Output: 0.5-4.5V linear voltage output. 0 psi outputs 0.5V, 75 psi outputs 2.5V, 150 psi outputs 4.5V Accuracy: +/-0.5% Wiring: Red for +5V; Black for ground; Green for signal output Overload Capacity: 2-4 of rated pressure Working Temperature: -40-+120 Compensation Temperature: 0-+80 Protection Class: IP67 Pressure Medium: Oil, gas and water which is compatible with 316L stainless steel Load Resistance: Less than (supply power-6.5V/0.02A) Long-term Stability: Less than 0.1%/year Temperature Effect on Zero: Typical:0.02%/; Maximum:0.05%/ Temperature Effect on Sensitivity: Typical: 0.02%/; Maximum: 0.05%/ Shock Resistance: 1000g Anti-Shock: Less than +/-0.01%(X,Y,Z axes, 200Hz/g) Response Time: Less than 1ms Insulation Resistance: more than 100m 500VDC Explosion-proof Class: ExiaTTCT6 Electromagnetism Compatibility: EN50051-1 colour:Black + silver Material:metal Package Contents: 1 * Pressure Transducer (With cable) Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.