Feature:
1. The product has memory function, the data will not lose when power off
2. With 4-digit digital display, the display range is 0-9999
3. Wide voltage operation, support DC4-40V
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 Module
Working Voltage: DC 4-40V
4-digit Counter
Counting Range: 0-9999
Package List:
1 x Module
Note:
1. External sensor must be NPN normally open
2. The positive pole of the module is connected to the positive pole of the power cord, the other is connected to the negative