Our pen type pH meter is designed to fit your needs. It is small, easy to carry and operate. It delivers all the facilities; a user looks in an efficient pH meter within lowest price. If you are looking this pen pH meter for laboratory, school,...
The spy pen voice recorder is mini and light-weight with 4GB memory to record audio. It’s a most well-liked audio watching tool for any surveillance or recoding. It will record very clean voice once you push the record button on the top of the...
Now it is becoming easier to record or store writing, sketches and drawings digitally with the models of digital pens introduced by Portronics. Portronics keeps on introducing revolutionary products that makes task easier and faster....
The instrument works on Faraday's law of electromagnetic induction. The magnetic field is generated around the measuring tube by the instrument. The fluid passing through the measuring tube generates a voltage. This voltage is directly proportional...
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