hydroponics digital orp meter online manufacture

WIFI Output PH ORP Redox Controller online ph/orp Monitor for Aquarium Hydroponics Plant Pool Descriptio: Measuring range PH: 0.00 ~ 14.00pH ORP: -1999 ~ 1999mV Accuracy PH: plusmn0.1%+0.02PH ORP: plusmn5mV ... Read More

YIERYI Range:0~1999mg/LmV Digital Handheld ORP Tester ORP Meter ORP-B Water Hydroponics Oxidation and reduction potential, referred to as ORP or Eh. ORP as a comprehensive indicator of the environmental ... Read More

WiFi Temp PH ORP Meter Controller Data Logger Water Quality Treatment Analyzer PH Redox Tester Smart Remote Online Monitor for Swimming Pool with pH ORP buffer powder The product has a new export function for ... Read More

yieryi PH ORP Redox Controller wifi Output Power Relay Monitor for Aquarium Hydroponics Plant Pool Spa Funtion This 2-in-1 WIFI pH & ORP controller and monitor simultaneously measures and displays both pH value ... Read More

7 in 1 Temp ORP EC TDS Salinity S.G PH Meter Online Blue Tooth Water Quality Tester APP Control for Drinking Laboratory Aquarium Feature: pH Meter with Bluetooth Powered by the YINMIK mobile App, professional ... Read More

Yieryi High accuracy aquarium digital pH meter/ORP meter with Temperature Want to know whether the pH / Temperature / ORP of water you drink is up to the standard? If so, this pen-type 3-in-1 pH/ORP/TEMP meter ... Read More

Professional Digital PH Meter , Handy Pen Type Ph Meter Automatic Calibration Feature: . Apply in water sources, aquarium, hydroponics, spas, swimming pools and other water systems.Automatic temperature ... Read More

Feature: [4-in-1 water quality test] YIERYI PH meter is designed with 4-in-1 function, which can be measured PH, ORP, H2, and Temperature simultaneously with high precision. Omni-directional measurement of ... Read More

YIERYI Range:0~1999mg/LmV Digital Handheld ORP Tester ORP Meter ORP-B Water Hydroponics Specifications: Pen type ORP Tester|ORP Meter|ORP Pen Range: 0~1999mg/LmV Resolution: 1mV Accuracy : 5 mV Batteries :4 x 1... Read More

YIERYI Digital ORP Tester electrical 0-1999mg/LmV ORP Meter ORP-986 Water Hydroponics Specifications: Range 0~1999mg/LmV Resolution 1mV Accuracy 5 mV Batteries 4 x 1.5V alkaline Environment 0 to 50C,RH 95% max ... Read More