Features Multi-Purpose Testing Tool: Ideal for various applications, these clips are perfect for electrical testing and circuit experiments, enhancing your versatility in the lab or field Exceptional Conductivity: Crafted from high-quality brass, these clips ensure excellent conductivity, providing reliable performance for extended use in all your electrical projects Safe and Reliable Design: Featuring insulated construction with weldable wire, these test clamps guarantee safety during operations, minimizing risks while you work Superior Specifications: Rated for 30A current and 1000V voltage, with a 20mm opening and 4mm rear hole diameter, these clips meet rigorous standards for professional use User-Friendly Operation: Easily connect to your test equipment and begin testing immediately, streamlining your workflow and boosting efficiency in your electrical tasks Features: 1、Water level and liquid level controller, supports high？accuracy liquid level and prure display. 2、Double？channel waterproof structure, integrated lasers welding and anti？leakage. 3、The liquid level display supports the light beam display alarm control, which is accurate and . 4、The prure level transmitter is suitable for gases and liquids that do not corrode stainl steel. 5、Easy to install, suitable for offices, playgrounds, departments, water plants, oil refineries, building materials, and light industry. Specification: Item Type: Water Level Controller Material: ABS + 304 Steel Model: ALS-136 Measuring Range: 0-300M (Optional) Output Model: 4-20mA (Default), 0-5V DC, 0-10V DC Measurement Accuracy: ±0.5%F.S Medium Temperature: -20-50℃ (Please choose high temperature probe for over 50℃) Overload Capacity: 2-3 Times The Range Power Supply Voltage: AC 200V Voltage Power Consumption: ≤5W Ambient Temperature: -30-80℃ Environmental Humidity: ≤85%RH Prure Level Transmitter Parameters: Measuring Range: -0.1-0-60Mpa Measurement Accuracy: 0.2%, 0.5% Output Signal: 4-20mA or 1-5V DC Overload Capacity: between1.5 times the range Temperature Drift: 0.03%FS/℃ Power Supply: 12-36V DC Typical 24V Medium Temperature: -20-75℃ Ambient Temperature: -30-80℃ Measuring Medium: Gas, liquid that does not corrode stainl steel Application Areas: Offices, playgrounds, departments, water plants, oil refineries, building materials, light industry How to Use: Get the product, open the front cover and unscrew the 4pcs ABS screws, connect the power cord as shown in the wiring diagram, and connect the prure and liquid level transmitter wiring according to the wiring. After the power is turned on, the front can control the switch for measurement and use. Package List: 1 x Water Level Display 1 x Pressure Le Package List 1 x Water Level Display 1 x Pressure Level Transmitter 1 x Manual