BDJK Hand Held Digital Refractometers for Measuring 0~28% Salinity and Refractive Index

Description

1 salinity meters come with digital compact appearance, easy to use, can put into pocket. 2 touch buttons, beautiful appearance, 3 special design for preventing the sample liquid spilled, and easy to clean. 4 rapid measurement, each time only in 3 seconds. 5 Display: LCD large-screen LCD display.