Feature: 1. This electromagnetic counter is a 4 digit electromagnetic pulse counter, which is used to record the cumulative number of electric pulse signals. 2. The product will generate attractive power in the electromagnet after the electrical signal is input to the counter. 3. Widely used to count various electric pulses in various industries such as petroleum, chemical, textile, machinery, mining, national defense, agriculture, food, printing and so on. 4. This electromagnetic pulse counter combined with secondary instrument, it can be digital display instrument. 5. Professional manufacturing, which makes it have stable characteristic and high reliability. Specification: Item Type: Electromagnetic Pulse CounterMaterial: ABS Model: MCF-4 Counting Range: 0-9999 Voltage: AC220V Voltage Fluctuation Range: ±10% Counting Speed: 20 times/sec Indication Error: <1x0, 00001 Use Environment Temperature: -20℃-50℃Relative Temperature: <85% Power: 1.5W Return to Zero Method: Press to return to zero. Package List: 1 x Electromagnetic Pulse Counter