Instant digital magnetic pole identifier. The pen design fits easily in your pocket.
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|Max Temp (degrees C):||50|
Simply place the end of the pen on to the pole of the magnet that you wish to identify and press the button. One of the lights on the side of the pen will instantly light up indicating the either north or south. The red light indicates a north pole and the green light indicates a south pole. This pole identifier is lightweight and fits neatly in your pocket, an invaluable tool for anyone building magnetic assemblies.