J0409 Demonstration sensitive ammeterDetailed product description：

The J0409 sensitive ammeter is used by students to check for weak currents or potential differences in DC circuits during experiments, such as in bridge measurements, temperature difference electric fields, electromagnetic sensing, and photoelectric effects.

sensitivity	±300uA
accuracy	5%
voltage drop	G080Ω-125Ω G12.4kΩ-3kΩ
Overall dimensions	135mm×98mm×98mm
weight	0.3kg