Magnetic Pole Pen - North South Pole Tester Tool for Identifying Magnet Field Polarity | Mini Magnetic Detector for Science Labs, DIY Projects & Industrial Use

Magnetic Pole Pen Polarity Tester Magnet Field Polarity Identify Tool North South Pole Pen Tester Mini Magnetic Tester [Mini and Portable Design] Pen type magnetic tester that is easy to carry and use on-the-go. [Sturdy Tool Case Included] Comes with a plastic storage case for convenient transport and . [Versatile Usage] Ideal for determining permanent and electromagnet poles, magnetization checks, and coil testing. Specifications: Material: ABS Sensitivity: ±5mT (50Gs) Display: 2 LED lights (red = N pole, green = S pole) Service Temperature: -20~80℃ Storage Temperature: -40~150℃ Power Supply: 2 * 1.5V AAA battery (NOT included) Item Size: 154 * 27 * 24mm / 6.06 * 1.06 * 0.94in Item Weight: 64g / 2.27oz Package Weight: 263g / 9.30oz Package Size: 22 * 10.5 * 5.7cm / 8.66 * 4.13 * 2.24in Packing List: 1 * Tester 1 * Storage Case 1 * Manual (English)

[Professional Magnetic Field Tester] Quickly and safely identify magnetic field polarity with .

[Simple One-button Easily distinguish between north and south poles with lamps.

[Mini and Portable Design] Pen type magnetic tester that is easy to carry and use on-the-go.

[Versatile Usage] Ideal for determining permanent and electromagnet poles, magnetization checks, and coil testing.

[Sturdy Tool Case Included] Comes with a plastic storage case for convenient transport and .