Potato Clock Material Supply Digital Clock
Note: taking care that the metal plates do not touch eachother.
Pleasebe care the Zinc strips don't access to Copper strips.
Description:
Item name:Potato Clock Material supply Digital Clock
Digital Clock size:6.6*3.3*0.8cm
Material:Rubber
Recommended Age:+8
Feature:
Two potatoes， or two oranges， two tomatoes， two apples， as long asyou to draw a name any two fruit， can produce a powersubstation and two glasses of water， two glasses of coke， two cupsof juice can be qualified for the job， they make you believe thatanything is possible.
Magic potato clock uses direct material switching power supplymode， completely without any external power supply can be usedbatteries and other digital clock.
