500g Digital Pocket Scale, 0.1g Resolution, Phone Cover Style Base Shape_H-Shaped providing the more readily oxidized

providing the more readily oxidized electrode that drives current in classic galvanic-cell demonstrations

sized for student work spanning single-cell and small-battery-stack voltages

this five-meter retractable tape measure pairs a 13 mm curved rust-proof carbon-steel blade with a locking control

an 8 mm rubber-sealed thermometer port

Seventeen-and-a-half-inch wooden simple-lever apparatus with an adjustable fulcrum on an 8

500g Digital Pocket Scale, 0.1g Resolution, Phone Cover Style Base Shape_H-Shaped providing the more readily oxidizedDiscreet phone cover style digital scale weighs up to 500g in 0. 1g increments with six weighing modes, auto calibration, and tare functions.