PH Monitor Temperature Meter 2 in 1 Digital Water Quality Tester Sensor Test Kit with Automatic Calibration/Replaceable BNC Electrode Probe for Aquariums Hydroponics Tanks Aquaculture Laboratory About this item 2-IN-1 WATER QUALITY COMBO MONITOR: PH Monitor Temperature Meter can DisplaysTemperature pH measurement results for continuous long-term monitoring MEASURING RANGE: The Water Quality Monitor : pH 0.00~14.00pH and Temperature: 0~55C (32~131F) with ATC function so it will decrease the error of PH readings caused by the fluctuation of water temperature SIMPLE OPERATION: The Water Monitor have 2 buttons- Power button and C/ F Switch button, it's easy to use for beginners and professionals.Great for all home and professional pH testing and water quality monitoring applications REPLACEABLE PH ELECTRODE: That Water Quality Meter ,BNC type pH detachable and replaceable No need to change the whole water quality monitor even after a long period of usage. Simple replacement of pH electrode saves your cost CLEAR DUAL DISPLAY:The Ph Meter Aquarium Thermometer have Big and clear dual measurement display with backlight, Power supplied by batteries or 6V DC (Both are included), ideal for long-term continuous monitoring Product Description Accurate 2-in-1 pH and Temperature Tester with ATC and Backlight Features Automatic Temperature Compensation (ATC) for accurate pH readings, a backlight for low-light visibility, and 2-in-1 functionality to measure both pH and temperature. It also offers switchable temperature units (C/F) for versatile use. Perfect for aquariums and water testing. Measuring Range pH 0.00~14.00pH Temperature: 0~55C (32~131F) Resolution pH: 0.01pH Temperature: 0.1C Accuracy pH: 0.1pH Temperature: 1C ATC 0~50C (32~122F) Environmental Condition 0~50C (32~122F); Humidity ?95% Power Supply 6V DC or 4 x 1.5V AG13 button battery Size 60 x 55 x 23mm Weight 75gram Rinse electrode, dry it. Immerse in pH 6.86 solution, wait. Calibrate with pH 4.01 or 9.18. Done! This pH meter offers continuous monitoring with a plug-in adapter. Ideal for steady use in aquariums and labs, it ensures reliable pH and temperature readings without interruption. Replaceable BNC pH electrode ensures quick and easy connection, offering smooth operation and long-term reliability. Ideal for accurate measurements in labs, aquariums, and water testing. this pH meter is versatile and suitable for various water quality monitoring tasks, ranging from home use (aquariums) to professional and agricultural applications (hydroponics and breeding ponds).