Magnetic field indicator MagnetStick®

MagnetStick® is a small practical "Pen instrument" for testing magnetism without contact. MagnetStick® tests without contact and when a magnetic field is indicated, it lights up with a strong red light. Invaluable when testing solenoid valves in pneumatics, hydraulics, oil, gas burners and appliances. MagnetStick® is supplied complete with test magnet and batteries.