Water Electrolyzer Apparatus Display shows the number of

Display shows the number of Coulombs deposited into the instrument by current through a resistance

Capable of charging 4 batteries simultaneously

allowing you to take it wherever your projects demand

and Zener diodes

Water Electrolyzer Apparatus Display shows the number ofIncluded: Carbon electrodes, Plastic tank, Graduated plastic test tubes, and wire connectors for either binding terminals or alligator clips. This device simply and effectively demonstrates electrolysis of water and the separation of Hydrogen and Oxygen. Requires 6 12 Volts DC for operation. Designed for use in laboratories but is an ideal choice for science classrooms and household use. If you need custom order with different sizes design, please