Type: Optical Level Sensor Material: Plastic Working Voltage: 5V Working Temperature: -20 to 65℃ Storage Temperature: -40 to 85℃ Pressure Range: -10 to 10 Bar Output Signal: Analog Signal Life Time: 50,000 Hours IP Rating: IP68 Contact : Contact Customized : Customized Application: Water dispenser,Water heater,Coffee machine,Water Purifier,Humidifier,Steam cooker etc home appliances. Features: 1. No mechanical moving components and with high reliability. 2. Small in size and low in cost. 3. High liquid level control precision and can be installed from any direction. 4. Satisfying the requirements in Safety Standards. 5. The sensor itself satisfies RoHS requirements. 6. Waterproofing standard IP67. 7. Accuracy is between ±1mm.