Feature:1. INTEGRATED CHIP: Using integrated chip, with strong anti interference, high sensitivity, high measurement accuracy and great stability.2. STAINLESS STEEL MATERIAL: The body and diaphragm are made of stainless steel, resistant to impact, rust and corrosion, can be used for acidic and alkaline liquids.3. FINE MADE: This transmitter is precisely designed with 3mm pressure hole, 45 degree bevel design, making the measurement more accurate.4. IP68 PROTECTION: This liquid level sensor is IP68 grade waterproof and dustproof, not afraid of deep water area, more reliable to use.5. WIDE PURPOSE: This level transmitter is applicable for fire protection water tank, rivers and lakes, acid alkali tank, hydraulic test, etc.Specification:Item Type: Liquid Level TransmitterMaterial: 304 stainless steel, 316L stainless steel, fluororubber, NBRAccuracy: 0.5% F.SStability: <0.5% F.S per yearOperating Temperature: -20 to +85Storage Temperature: -40 to +100Measured Medium: Gas or liquid compatible with 304 and 316L stainless steel, fluororubber or nitrile rubberElectrical Performance: Three wire systemOutput Signal: 0.5-4.5VPower Supply: 4.75-5.25VDCElectrical Connection: M14 waterproof output lineProtection Grade: IP68Pressure Interface: M20x1.5, throw in type.Package List:1 xLiquid Level Transmitter1 x Manual