*DATA HOLD function for stored the desired value on display
*Large LCD display for low power consumption & clear read-out even in bright ambient light condition
*Used the durable, long-lasting components, including a strong, light weight ABS-plastic housing case.
*Compact size, designed for easy carry out & operation.
*Built-in low battery indicator
* Wide applications: water contioning, aquariums, beverage, fish hatcheries, food processing, photography, laboratory, paper industry, plating industry, quality control, school & college, water conditioning