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