RCYAGO 4 in 1 Digital pH Meter with ATC PH TDS EC Temperature Meter Digital Water Quality Monitor Tester High Accuracy Pocket Size Water Quality Tester for Pools Drinking Water Aquariums

RCYAGO New Portable 4-in-1 Test Pen Water Quality Monitor (PH / TDS / EC / Temperature) Features: Test the pH / TDS / EC level and temperature(°/°) of water. Pocket size, lightweight, and portable with backlight & large LCD display for clear and easy reading. Just turn PH meter on and stir water gently, then stabilized readings will be showed on LCD in seconds, and the tds ppm meter will shut off automatically if without operation over 5 minutes. Automatic Temperature Compensation: No longer need to pay attention to the temperature of testing liquid, pH meter can accurately determine the pH value of the sample in the temperature range of 0 °C-60 °C (32 °F-140 °F), so as to solve the inaccurate problem caused by changing the liquid temperature. ATC function (automatic temperature compensation) and automatic calibration. Apply in water sources, soil-free growing, aquarium, hydroponics, laboratory, spas, environment water, swimming pools, water purification systems, etc. NOTE: The calibration powder is NOT included! Customers can buy the calibration powder to calibrate by themselves. Specifications: Material: ABS Plastic ? Measuring range: pH:0.00-14.00pH; TDS: 0-19990ppm; EC: 0-19990muS/cm ? Resolution: 0.01 pH; 1ppm; 1muS/cm; 0.1?; 0.1degF ? Accuracy: pH: +/-0.01 pH; TDS/EC: +/-2%; Temp: 0.5? ? Batteries: 3 * 1.5V LR44 button cell (not included) ?Temp.: 0.1-60.0?; 32.0-140.0degF ?Calibration: pH: three points automatic calibration (6.86 & 4.00 & 9.18pH); TDS: 1413muS/cm; EC: 1413muS/cm ?Auto shut off: 5 Minutes Package List: 1 * 4 in 1 Water Quality Tester (Battery is not included) 1 * User Manual