Features Fast Data Transmission: Experience high-speed communication with a transmission rate of up to 500Kbps for efficient data transfer in your applications Enhanced Signal Integrity: Enjoy superior signal quality with single-sided wiring and large copper area design, minimizing interference for reliable performance Robust Protection Features: Benefit from ±15KV ESD protection, 600W dual-channel TVS protection, and 10Ω current protection resistance to safeguard your devices Extended Communication Range: Achieve impressive transmission distances of up to 1200 meters, ensuring connectivity across extensive setups without signal loss Multi-Device Support: Connect up to 128 devices on the same bus, enabling seamless multi-machine communication for expanded operational capabilities Features: 1、The test value of the tester is reliable and the is simple and fast. 2、Compact and portable pen design,easy to operate and storage. 3、Large and clear LCD, easy to read and accurately measuring functions. 4、The tester is made of electronic components to ensure high accuracy. 5、The resolution of conductivity tester is ±2%F·S, very high sensitivity. Specification: Feature: The test value of the tester is reliable and the is simple and fast. Compact and portable pen design, easy to operate and storage. Large and clear LCD, easy to read and accurately measuring functions. The tester is made of electronic components to ensure high accuracy. The resolution of conductivity tester is ±2%F-S, very high sensitivity. Specification: Model: EC-138 Accuracy: ±2%F-S Voltage: 1.5V Measure range: 10-1990uS/cm Application: Measuring the conductivity of liquids Product dimension: 150*29*15mm / 5.9*1.1*0.6in Weight: 115g / 4.1oz Package list: 1 * Conductivity Meter(No including battery) 1 * Screwdriver Note: The actual product color may deviate from the photo due to light. There may be a slight deviation in the measurement of product. Package List