7 in 1 PH Meter for Water Digital Water Quality Tester EC/TDS/PH/CF/ORP/Temperature/Humidity Meter with RS485 Communication Module and Removable Electrode for Drinking Water Pool Aquarium Features: 【7-in-1 Water Meter】This multifunctional water tester allows you to measure  water quality parameters including pH, EC (Electrical Conductivity), CF(Conductivity Factor), TDS (Total Dissolved Solids), ORP(Oxidation Reduction Potential), Temperature and humidity. 【Wide Measure Range】Digital tester support wide range of water quality parameter: EC: 0.00-20.00mS/cm, CF: 0.1-199.9CF, TDS: 0-9999ppm, PH: 0.01-14.00pH, ORP: -1200~+1200mV, Humidity: 10%-99%RH, Temperature: 0.1-60.0℃ / 32.1-140.0℉. 【Comes with RS485 Communication Module】Connect the meter to the module, and then connect the module to the USB port of the computer to view the data on the computer. 【Widely Applicable】This ph meter for water is ideal for drinking water, fish tank, aquarium, mariculture, swimming pool, laboratory, household and industrial. 【Easy to Install】Our tds meter digital water tester is compact and lightweight. Comes with removable electrode and mounting bracket. No professional skills needed. Easy to install and use. Note: Main part of water tester is not waterproof, please keep it dry and cannot be exposed to water or moisture, which may cause test abnormalities or unavailability. Specification: Main Material: ABS Plug: US plug / EU plug (optional) Measure range: EC: 0.00-20.00mS/cm CF: 0.1-199.9CF TDS: 0-9999ppm PH: 0.01-14.00pH ORP: -1200~+1200mV Humidity: 10%-99%RH Temperature: 0.1-60.0℃ / 32.1-140.0℉ Power cable length: 95cm / 3ft Electrode cable length: 120cm / 4ft Product size: 150*80mm / 5.9 * 3.1in Product weight: 550g / 19.4ozBattery: 4.8V, 80mA Packing List: 1 * Water tester 1 * Electrode 1 * RS485 communication module 1 * Power cable 1 * Bracket 1 * Manual1 * Test powder