1. Made of 316 stainless steel, long service life, anti-vibration, explosion-proof. 2. Simple and solid structure, advanced corrosion resistance, reed switch, stable output signal. 3. The sensor is a standard SAE 5-hole pattern, easy to install and connect. 4. Installation method: The sensor is a standard SAE 5 hole type. The reddish-brown wire is the positive pole, and the blue wire is the negative pole. Easy to install and connect. 5. Scope of application: suitable for fuel tanks, water tanks and any liquid without impurities, used in ships, trucks, cars and boats, etc. 6. Parameters: - Material: 316 stainless steel - Working temperature: -40-85 degrees Celsius - Waterproof grade: IP67 - Signal output: 0-190 ohms - Function: liquid level measurement in fuel, water, and chemical liquid tanks