The StudBuddy
⏳Price
$125.99
Natudeco 862M ± 5mT (50Gs) Magnetic Pole Pen North South Poles Tester Magnetic Field Polarity Indicator Lightweight Portable for Engineering Surveys Magnetic Field Survey
★★★★★
$125.99
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1
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About this item
- QUICK, EASY AND SAFE: Magnetic pole pen is a quick, easy and safe tool for determining the polarity of magnetic fields. No specialized knowledge is required and anyone can use it easily.
- PORTABLE DESIGN: Magnetic pole identification pen is designed with a portable pen holder, which is small, lightweight and easy to carry without taking up extra space. You can perform magnetic polarity test anytime and anywhere, very convenient.
- HIGH-PRECISION SENSITIVE PROBE: North south poles tester is high-precision sensitive probe and high-performance chip make the measurement more sensitive and accurate. You can conduct magnetic field testing with confidence and ensure accurate results.
- LED INDICATION: LED light-emitting diode of the magnet pole detector displays the polarity of the magnetic field in different colors, with red representing the N-pole and green representing the S-pole. This intuitive indication makes results easy to understand and visible even in low light conditions.
- LONG TIME USE: Magnetic field polarity indicator is powered by two AAA 1.5V batteries and can be used for about 10 hours or more. You don't have to worry about replacing the batteries frequently because it can keep working for a long time.
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Customer reviews
What customers say about Bigamart
10 Trustpilot reviews total, with 2 shown at a time.
Trustpilot
★★★★★
Excellent
4.5 average rating
S
Sigalit
🇮🇱 · January 2026
★★★★★
I wrote to Bigamart's customer support and they accompanied the process of reshipping the item until it finally arrived. I felt a genuine effort to solve the problem till it was finally solved.
V
Verified buyer
🇦🇺 · November 2025
★★★★★
The package was here in Australia from England in a few days — so quick! Something was missing and they refunded it straight away. Pretty happy with these guys.
Showing 1–2 of 10 reviews
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