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This product combines a digital microprocessor controller with an LCD display and timer
Electric Shock
discuss different specimens
* The bright LCD display makes it very easy to read in the dark
Environment friendly
Bar Magnet - Pack of 4 elab This product combines a digitalBar Magnet Pack of 4 offering bar magnet 3"(75 mm)pack of four . The north pole of a magnet is defined as the pole that , when the magnet is freely suspended , points towards the earth north magnetic pole in the arctic. Since opposite poles (north and south) attract , the north magnetic pole is actually the south pole of the earth magnetic field. Beware of duplicate , low quality products. Beware of duplicate,low quality products.
