Counter Module High Quality 4 Digit Digital Display with Memory Function QF C04 DC440V

Feature: 1. The product has memory function, the data will not lose when power off 2. With 4digit digital display, the display range is 09999 3. Wide voltage operation, support DC440V 4. Adopted of high quality electronic components, and accuracy process, ensure for the durability 5. With accumulated +1, clear, power off data memory function Specification: Item Type: Counter ModuleWorking Voltage: DC 440V 4digit CounterCounting Range: 09999 Package List: 1 x Module Note: 1. External sensor must be NPN normally open2. The positive pole of the module is connected to the positive pole of the power cord, the other is connected to the negativeThe product has memory function, the data will not lose when power off With 4digit digital display, the display range is 09999 Wide voltage operation, support DC440V Adopted of high quality electronic components, and accuracy process, ensure for the durability With accumulated +1, clear, power off data memory function