EUDAX Fruit Battery Science Experiment Kit with Electronic Clock and RGB LE Model:BMB99741 This isn't just a card

This isn't just a card game

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EUDAX Fruit Battery Science Experiment Kit with Electronic Clock and RGB LE Model:BMB99741 This isn't just a cardPackage Includes: 4 pieces copper sheet, 4 pieces zinc sheet,1 piece Electronic clock,2 pieces RGB LED,4 pieces Wire, 2 pieces wires with clip, 1 piece English assembly instructions Easy to operate: you only need to prepare fruits, vegetables or drinks to assemble a battery to work with led or electronic watches, such as: apples, oranges, potatoes, lemons, tomatoes, cola, pears, pineapples, or salt solutions, etc. By completing the Fruit battery