AC/DC Multi-Range Moving Coil Ammeter, 0-5A Prong_3 Sturdy wooden pulley simple-machine model

Sturdy wooden pulley simple-machine model with multiple pulleys mounted in series and parallel

six convex/concave lenses spanning 10-50cm focal lengths

this nickel-plated steel set covers a full C-major scale at scientific pitch (C4 = 256Hz) in a 6

5mm copper wire on an acrylic frame 5

Stabilizer-free Bunsen burner runs on natural gas for routine heating in chemistry and biology classroom laboratories

AC/DC Multi-Range Moving Coil Ammeter, 0-5A Prong_3 Sturdy wooden pulley simple-machine modelMulti range AC DC moving coil ammeter spanning to 5A with a toggle for AC or DC mode and a double measuring scale, sized to handle both wall supply and battery circuit current measurements.