Item Name: Hydroponics Electrode ph Meter PH Electrode Probe PH Controller BNC Connector. Internal Resistance: 250M Zero-point: 7 +- 0.5PH Theoretical Percentage Slope: 98.5% Operating Temperature: 0-60C Response Time: 1min Terminal Blocks: BNC plug Cable length: Approx. 70cm Alkali Error: 0.2PH Measurement range: 0.00~14.00 PH 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
