Size:Small Type:Multi-Span Agricultural Greenhouses Model Number:PHEC-B2 Place of Origin:Fujian, China Brand Name:Pro-Leaf Measure range pH:0.00-14.00 Accuracy (25℃/77℉):0.1pH/0.1ms/cm3 Input Power:AC 110-240V/50-60Hz Sensor Cable Length:pH:5m EC:2.2m Measure range EC:0~9.9ms/cm3 Operation Environment:Temp: 40-105℉/4-40℃ Humidity≤95% Output Power:AC 120V/14.5A 240V/10A Cover Material:plastic Supply Ability:1500 Unit/Units per Month Packaging Details:Carton