2 in 1 Digital PH & ORP Redox Controller with Separate Relays Repleaceable Electrode BNC Type Probe Water Quality Monitor Tester

Features:1. Dual LCD Display:4 LED Display Reading with Output in action LED indicator.2. Protection Dead Band-controller automatically turned-off or shut down to protect your unit from erroneous readings.3. Detachable and replaceable BNC type pH and ORP electrode.4. SLOPE and CAL adjustment.5. Wide Applications:This can be used in aquaculture, beverage, hydroponics, clean or wastewater control, fish hatcheries, water ponds, whirlpool, spa, food processing, photography, laboratory, paper industry, swimming pool, plating industry, quality control, water conditioning, and schools.Specifications:Measuring Range:pH 0.00~14.00pH / -1999~1999mV ORPResolution:pH 0.01pH / 1mV ORPAccuracy:pH ±0.1% +0.02pH / ±5mV ORPSet Range:pH 3.50~10.50pH / -500~500mV ORPRelay Contact:5A for 110V or 220VPower Supply:AC 110V or 220VEnvironment Condition:Temperature 0~50°C / Humidity less than 95%Material:Plastic, MetalPackage Includes:1 * pH-ORP Controller1 * pH Electrode1 * ORP electrode1 * Screwdriver1 * Power Adaptor1 * User ManualDetails Pictures: