Throw in Type Liquid Level Sensor Stainless Steel Probe Integrated Water Level Transmitter DC 12‑30V 4‑20mA.Feature: 1. High Performance: Throw in type liquid level transmitter, measuring medium is water. Do not test liquids that may corrode stainless steel. The medium temperature range is ‑40‑80 celsius , has high accuracy and sensitivity. 2. IP68 Waterproof Guard: The liquid level transmitter has IP68 waterproof rating and multi layer guard design to ensure secure and long term operation. With