The 2-in-1 water quality monitor is professional and useful tool for testing pH / EC of solution level. Perfect for wide applications, such as beverage, fish hatcheries, food processing, aquarium, photography, laboratory, quality control, school & colleges, swimming pools, water conditions.<br> Separate pH and EC electrode, precise measurement.<br> Can online monitor for a long time.<br> Apply in water sources, aquarium, hydroponics, spas, swimming pools and other water systems.<br> Automatic temperature compensation.<br> Use to measure the pH / EC of solution.<br> Easy calibration of pH and EC with just a mini-screwdriver.<br> Large and clear LCD with backlight, easy to read and accurately measuring functions.<br> Range: pH: 0.00 - 14.00pH<br> EC: 0.00 - 19.99ms/cm<br> Resolution: pH: 0.01pH<br> EC:0.01 ms/cm<br> Accuracy: pH:±0.1pH<br> EC:±2%F.S<br> Temperature Compensation: 0 ℃- 50 ℃<br> Working temperature: 0 ℃ - 50 ℃<br> Length of EC/pH Electrode Line: . 118cm/46.5in<br> Power supply:DC 6V (Power-supply Adaptor)<br> Battery:4x1.5V -13 Button Cell Batteries (NOT Included)<br> Note:Installation guide not included, Please check as much as possible to make sure the item is what you need.<br> Tips:The product may be updated constantly,Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use.<br> Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on.<br> Voltage:AC220V<br> Colour:As Shown<br> Material:Plastic<br> Package Contents:<br> 1 * 2-in-1 PH EC Meter<br> Only the above package content, other products are not included.<br> Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.