Sell M^S Ready Stock Mini Professional 3 in 1 Pen Type Water Quality Tester Multi-parameter Waterproof Water Quality Monitor EC & TDS Meter Acidometer Water Quality Analysis Device best price

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. Features: Widely used to test the EC & TDS & TEMP of solution/water. Imported IC and high cost performance. Test temperature in ℃ / ℉(switchable unit). Easy calibration of TDS and EC with just a mini-screwdriver. Electrode probe can be replaced, ATC function. Automatic temperature compensation. Large and clear LCD with backlight, easy to read and accurately measuring functions. Apply in water sources, aquarium, hydroponics, laboratory, spas, swimming pools and other water systems. Specifications: Range: EC: 0.00 ～ 19990us/cm         TDS: 0.00 ～ 19990ppm        Temperature: -50℃ ～ 70℃ (-58℉～ 158℉) Resolution: EC: 10us/cm           TDS: 10ppm         Temperature: 0.1℃ (0.2℉) Accuracy: EC:±2%F.S            TDS:±2%F.S        Temperature: ±1℃ (±2℉) Temperature Compensation: 0°C ～ 50°C (32℉ ～ 122℉) Working temperature: 0°C ～ 50°C (32°F ～ 122°F)  Battery: 4×1.5V AG13/LR44 Button Cell Batteries (NOT Included) Color: Grey Material: ABS Item Size: Approx. 188 * 40 * 40mm / 7.4 * 1.6 * 1.6in  Item Weight: Approx. 71.3g / 2.5oz  Package Size: Approx. 21 * 10.4 * 5cm / 8.3 * 4.1 * 1.9in Package Weight: Approx. 154g / 5.4oz Package List: 1 * CE & TDS & TEMP Meter 1 * User Manual 1 * Mini Screwdriver