Item Name: Hydroponics PH Electrode Probe Electrode ph Meter BNC Connector PH Controller. Terminal Blocks: BNC plug Theoretical Percentage Slope: 98.5% Alkali Error: 0.2PH Zero-point: 7 +- 0.5PH Cable length: Approx. 70cmMeasurement range: 0.00~14.00 PH Internal Resistance: 250M Operating Temperature: 0-60C Response Time: 1min Feature:BNC connector, suitable for most pH meter and controller with BNC connector. Suitable for wide range of application: Aquariums, Hydroponics, Laboratory etc. Package List:1 * ph-201 Electrode1*ph power buffer 4.011*ph power buffer 6.86 *Please make
