4-in-1 Water Quality Analyzer Online Monitor pH Temperature EC TDS Meter Tester for Aquariums, Ponds, Agriculture PH-260 Product description :3 large screen shows that while an instrument PH, Temp, EC, CF, TDS measurements, fully functional, high precision, low prices. Wall mount design, easy installation, operation and maintenance. Equipped with BNC composite electrode, an electrode around the world to facilitate the replacement. According to customer requirements with power adapter. Application: Aquariums, Ponds, Agriculture, Horticulture, Hydroponic and more. Specification: Model: PH-260 Measuring range:pH: 0.00 ~ 14.00 pH Temperature: 050 EC: 01999us/cm EC: 0.0019.99ms/cm TDS: 019990ppm TDS: 0.0019.99ppt Resolution: pH0.01PH Temperature: 0.1 EC: 1us/cm EC: 0.01ms/cm TDS: 1ppm TDS: 0.01ppt Accuracy: pH0.1 PH Temperature: 1.0 EC: 2%F.S EC: 2%F.S TDS: 2%F.S TDS: 2%F.S Automatic Temperature Compensation: 0 ~ 50C Operating Temperature: 0 ~ 50C Power SupplyDC 9V(not include), with adapter 230V Dimensions: 95mm x 61mm x 20 mm (3.74in x 2.4in x 0.79in) Probe Cable Length: Approx. 1.5m (5ft) Packing included: 1 * pH-260 Water Quality Online Monitor 1 * Manual in English 2 * Probe 1 * Screwdriver 1 * EU adapter