I have a question about this product, I guess it is not the probe

Hello I have a question about this product, I imagine that this is not the original probe provided by Corelec on the 4RX duo, but is it really with a gold tip and not with a bulb? because the bulb probes work poorly.

https: // probe-ph-redox- piscine.fr/corelec/1772-sonde- redox-pour-duo-sel-regul4-rx. html

Hello

Yes she has a golden tip

And without bulb

ok thank you very much

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