DescriptionThis is a highly accurate pen-type pH meter for you to measure pH levels of liquids quickly and conveniently. Since pH value varies with temperature, this pH meter is equipped with Automatic Temperature Compensation (ATC), NO need to worry about the effect of temperature change on pH level.Features- Color: As shown. - Material: Plastic. - Size: 18x6.5x3.2cm. - Range : 1.00 - 14.00 pH. - Resolution : 0.01 pH. - Accuracy : 0.05 pH. - Automatic Temperature Compensation : 0 - 50 C. - Operating Temperature : 0 - 50 C (32 - 122 F). - This pH meter is very useful to test pH level of liquids for various industries and applications such as water sources, environmental monitoring, laboratories, hydroponics, aquariums, swimming pools, spas and food processing etc. - High accuracy up to 0.05 pH.- Compact and portable pen-type design.- Backlgiht display. Built with Automatic Temperature Compensation (ATC).