Go Direct* 3-Axis Magnetic Field Sensor, allows you to determine the magnitude and direction of the magnetic field at any point in space, Measurement range: +/-5 Mt, Operating temperature: -40 deg C to 85 deg C, Dimensions: 19x12.2x0.7 cm, Factory-calibrated
MiniMag* Mini Magnetic Stirrer, Operating temperature: +4 - + 45 deg C, Working Space Platform: 3.4 x 3.4 in./ 8.5 x 8.5 cm Speed: 100 to 1500 RPM Stir Bar, Max Size: 30 mm, Operating Power: 100 to 240V, 50-60Hz 2W. 0.2A (5V DC power supply), Dimension: 4.7x4.7x1.2 in