New Professional 6 in 1 Multi-parameter Water Testing Meter Digital LCD Multi-function Water Quality Monitor pH / RH / EC / CF / TDS(PPM) / TEMP Multiparameter Water Quality Tester The product is based on the color or size of the main image of the product page. This new water quality monitor is professional and necessary tool for testing PH / Temperature / EC / CF / RH / TDS of your solution level. Suitable for aquarium pool, laboratory, and environment water. Features: Widely used to measure the pH / RH / Temperature / Conductivity EC / CF / TDS(PPM) of solution/water. Imported IC and high cost performance. Test temperature in ? / ?(switchable unit). Easy calibration of pH and TDS with just a mini-screwdriver. Can online monitoring for a long time. Can work continuously more than 10 hours of power outage or outdoor without power after charging the battery for 3 hours. FCC certificated to safer and preciser measurement. Clear LCD with backlight, 3 results displayed simultaneously. Apply in water sources, aquarium, hydroponics, laboratory, spas, swimming pools and other water systems. Automatic temperature compensation. Easy to use and provides instant display of results. Specifications: Range: pH: 0.00 ? 14.00pH RH: 10%RH ? 99%RH Temperature: -50? ? 70? (-58? ? 158?) EC: 0.00 ? 19.99EC CF: 0.0 ? 199.9CF TDS: 10 ? 19990ppm Resolution: pH: 0.01pH RH: 1%RH Temperature:0.1?(0.2?) EC: 0.01EC CF: 0.1CF TDS: 10ppm Accuracy: pH: ±0.1pH RH: 5%RH Temperature: ±1?(±2?) EC?CF?TDS: ±2%F.S Temperature Compensation: 0? ? 50? (32? ? 122?) Working temperature: 0? ? 50? (32? ? 122?) Power supply: DC 6V (Power Adapter Usable) Battery: 2 * NI-MH 4.8V Battery ?Included? Color: Black Material: ABS Plug Type: EU / US (Optional) Input Voltage: 100?240V Item Size: 152 * 80 * 26mm / 6.0 * 3.1 * 1.0in (Excluding Conductivity Probe) Item Weight: 229g / 8.1oz (6 in 1 Meter Body) Package Size: 23.5 * 16 * 6cm / 9.3 * 6.3 * 2.4in Package Weight: 624.3g / 22.0oz Package List: 1 * 6 in 1 Water Quality Monitor with Conductivity Electrode 1 * User Manual 1 * pH Electrode 1 * Temperature Electrode 1 * AC-DC Adapter 2 * Suction Cups 1 * Bracket 1 * Mini Screwdriver