?The water quality monitor is professional and useful tool for testing EC/TDS/TEMP of solution level. Suitable for aquarium pool£¬ drinking water and environment water.<br><br><strong>Features:</strong><br>Widely used to test the EC &amp; TDS &amp; TEMP of solution/water.<br>Imported IC and high cost performance.<br>Test temperature in ¡æ / ¨H(switchable unit).<br>Easy calibration of TDS and EC with just a mini-screwdriver.<br>Electrode probe can be replaced£¬ ATC function.<br>Automatic temperature compensation.<br>Large and clear LCD with backlight£¬ easy to read and accurately measuring functions.<br>Apply in water sources£¬ aquarium£¬ hydroponics£¬ laboratory£¬ spas£¬ swimming pools and other water systems.<br><br><strong>Specifications:</strong><br>Range: EC: 0.00 ¡« 19990us/cm?<br>? ? ? ?TDS: 0.00 ¡« 19990ppm<br>? ? ? ?Temperature: -50¡æ ¡« 70¡æ (-58¨H¡« 158¨H)<br>Resolution: EC: 10us/cm ?<br>? ? ? ? TDS: 10ppm<br>? ? ? ? Temperature: 0.1¡æ (0.2¨H)<br>Accuracy: EC:¡À2%F.S ? ?<br>? ? ? ?TDS:¡À2%F.S<br>? ? ? ?Temperature: ¡À1¡æ (¡À2¨H)<br>Temperature Compensation: 0¡ãC ¡« 50¡ãC (32¨H ¡« 122¨H)<br>Working temperature: 0¡ãC ¡« 50¡ãC (32¡ãF ¡« 122¡ãF)?<br>Battery: 4¡Á1.5V AG13/LR44 Button Cell Batteries (NOT Included)<br>Color: Grey<br>Material: ABS<br>Item Size: Approx. 188 * 40 * 40mm / 7.4 * 1.6 * 1.6in?<br>Item Weight: Approx. 71.3g / 2.5oz?<br>Package Size: Approx. 21 * 10.4 * 5cm / 8.3 * 4.1 * 1.9in<br>Package Weight: Approx. 154g / 5.4oz<br><br><strong>Package List:</strong><br>1 * CE &amp; TDS &amp; TEMP Meter<br>1 * User Manual<br>1 * Mini Screwdriver