5 in 1 PH Meter for Water One Click Calibration Digital Water Quality Tester EC/TDS/PH/Temperature/Humidity Meter with 1pcs PH and 2pcs TDS Sensor Storage Box for Drinking Water Pool Aquarium Features: 【5-in-1 Water Meter】This multifunctional water tester allows you to measure  water quality parameters including pH, EC (Electrical Conductivity), TDS (Total Dissolved Solids), Temperature and humidity. 【Wide Measure Range】Digital tester support wide range of water quality parameter: EC: 0-9999μS/cm, TDS: 0-9999ppm, PH: 0.00-14.00pH, Humidity: 10%-99%RH, Temperature: 0-50℃/32-122℉. 【Easy e】Water quality tester with large screen display and simple function button, support one-click calibration and temperature compensation, convenient for daily use. 【Widely Applicable】This ph meter for water with storage box, easy to storage and carry, 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 sensor and mounting sticky buckle. No professional skills needed. Easy to install on wall. 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 Powered by: US plug / EU plug / 2*AA Battery(batteries are not include)(optional) Measure range: EC: 0-9999μS/cm  Resolution: 1μS/cm  Accuracy: ±2% TDS: 0-9999ppm  Resolution: 1ppm  Accuracy: ±2% PH: 0.00-14.00pH  Resolution: 0.01pH  Accuracy: ±0.05pH Humidity: 10%-99%RH  Resolution: 1%  Accuracy: ±2% Temperature: 0-50℃/32-122℉  Resolution: 0.1℃/32.1℉  Accuracy: ±0.1℃/32.1℉ Temperature compensation: 0-50℃ / 32-122℉ Battery capacity: 400mAh Product size: 115 * 70 * 18mm / 4.5 * 2.7 * 0.7in Product weight: 500g / 17.6oz Packing List: 1 * Water tester 2 * TDS sensor 1 * PH sensor 2 * Tee connector 1 * Snap fastener 1 * Power adapter 1 * Storage box 1 * Manual