Electrodes, Mini Light Bulbs

Electrodes for fruit/potato batteries, conductivity, thermal experiments; extra large surface area. Great price when you buy just one; unbeatable prices on quantity.

Strips are 3/4" x 5" (19mm wide x 130mm long): more surface area means better results.

Note: Strips are alloys, not pure metals and are intended for middle to HS level experiments.

Displaying 1 to 2 (of 2 products)
Alligator Clips 500mm (20")

Alligator Clips 500mm (20")

SKU: 43780
$2.95USD or lower Each
2.5V Bulbs and Holders Kit

2.5V Bulbs and Holders Kit

SKU: 43792
$3.95USD or lower Each
More Information

Here are some images useful for correctly creating different types of fruit/vegetable batteries. Click on the "Technical" Tab for additional information.

A Battery Parallel Series



We also offer optional alligator clips & wires so you can connect these electrodes in series or in parallel to LEDs, etc. A digital multimeter (voltmeter/ammeter) is recommended for testing circuits.

Click on this link for Potato Experiment for more information making copper-zinc electrode potato battery.