ITEM NAME:Analog PH Probe Sensor Shield and PH Probe Kit For Arduino uno r3 water Det N8N9 Analog PH Probe Sensor Shield and PH Probe Kit For Arduino uno r3 water Det N8N9 100% Brand New Water quality testing Aquaculture colour:as shown Material:PCB Module Power : 5.00V Module Size : 43 x 32mm Measuring Range :0 - 14PH Measuring Temperature: 0 - 60 Celsius Accuracy : +/- 0.1pH (25 Celsius) Response Time : less than equal 1min pH Sensor with BNC Connector pH2.0 Interface ( 3 foot patch ) Gain Adjustment Potentiometer Power Indicator LED Package Contents: 1* pH sensor (BNC connector) 1* pH sensor board 1* interface line Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.