- Martindale NC1 Non-Contact Magnetic Field Detector
- 2 x 1.5V AAA batteries
- Instruction manual for Martindale NC1
- Detects magnetic fields greater than 10mT
- Yellow LED and audible buzzer indicate magnetic field
- Ideal for testing solenoid valves and relays
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- Detects magnetic fields greater than 10mT
- Yellow LED and audible buzzer indicate magnetic field
- Ideal for testing solenoid valves and relays