This little meter offers ORP data at a very affordable price. Detachable probe with 10' cable uses BNC connector and is accurate to ±1 mV. Epoxy-covered electrode with a platinum band and silver/silver chloride (Ag/AgCl) tip. For calibration, it has an easy-to-use offset screw.
Liquid crystal display. Powered by single 9V battery (included). Can be used in both fresh and salt water. Six-month warranty. Probe included. Calibration solutions sold separately.
With a precise measurement of +400mV, one pouch of calibration fluid is included. Occasional retesting with this fluid will keep your readings accurate. Order ORP3CS for additional calibration fluid.