OPULENT SYSTEMS TDS Meter Combo Review

💧[Perfect Tools for Testing Water Quality] Perfect tools for all home and laboratory TDS & pH testing. They can use to test drinking water, swimming pools, PH balance in aquarium, RO system, spa or hydroponics. 💧[PH Meter ] The OPULENT SYSTEMS pH reader with 1-button calibration offers fast and accurate pH testing of fluids with a range of 0.00-14.00pH. 💧[3-in-1 TDS TDS&EC Meter] OPULENT SYSTEMS TDS&EC Meter is a pen-style multi-function instrument which can be used to test weight of total dissolved solids (TDS) of water expressed in parts per million(ppm). Electrical conductivity (EC) is read in microsiemens per cm (μS/cm) and temperature is indicated in °C and °F. Its easy to use pen-type design offers fast read out stability and accurate results. 💧[ High-performance Specification] pH Meter Range:0.00-14:00pH. Resolution:0.01pH Calibration: One-Point or Two-Point Automatic Accuracy: ±0.1pH. Power supply: 2x15V(LR44 Button), Operation Temp 32°F to140°°F; TDS&EC meter Specification: Measurement range: 0-9990 ppm, 0-9990 μS/cm, Accuracy 2%.0.1-80.00°C,32.0-176.0°F. 💧 [Top Customer Satisfaction Guarantee]: OPULENT SYSTEMS takes our customers seriously. We guarantee our worry-free 12-month warranty and friendly customer service.