Magnetic Polarity Tester Polarity N/S Test Gauss Meter Magnetic Pole Identifier N/S Detection Pen
Special Features
- ★ Size: about 140 * 20 * 19mm,Sensitive area 6 * 3mm.
- ★ Induction value: 0.005 tesla = 5 mt, Sensitivity: ± 5mt.
- ★ Display: 2 LED display (green = S pole, red = N pole).
- ★ Use battery: 1X1.5V LR03 AAA battery (Not included)(continuous use time > 10 hours).
- ★ Service temperature: - 20℃ ~ + 80℃, Storage temperature: - 40℃ ~ + 150℃.
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