EASY, LOW-COST TOOL TO TEST FOR NORTH OR SOUTH This magnetic pole detector is a simple, durable, and inexpensive way to determine North or South pole. SIMPLE TO USE Simply point the magnet tester at the magnetic pole and the indicator will show ‘N’ or ‘S’ in a window to determine polarity. 100% MADE IN USA This is 100% Made in the USA with American pride and quality! NO BATTERIES! This simple pole tester tool needs no batteries and is 100% Made in USA. PERFECT FOR ALL NEEDS Magnetic pole tester is perfect for industrial or educational use in the classroom. GUARANTEE Our guarantee is easy! If you’re not 100% satisfied, simply return it! Don’t waste time with cheap imports. Buy American —-> BUY NOW!