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Protective windows guarantee secure mounting and reliable operation
Temperature Range 5℃ to 80℃
sensory cells
16cm Giant Large Sand Timer 30 Seconds with different colors
Superior Quality
Coulomb Meter -1999 to 1999 nC Digital Electroscope Plant cell model Protective windows guarantee secure mountingThe Coulomb Meter provides a means of exploring and understanding static electricity and charge. Digital Coulomb meter for use in electrostatics Provides a quantification of electrostatic charge strength in a plus minus range of 1999 nC with an accuracy of 10 nC. Display shows the number of Coulombs deposited into the instrument by current through a resistance, from a capacitor, or from a source of static electricity 100V maximum. A useful tool in
