220V Spectrum Tube Power Supply with Safety Door, US Standard Subcategory_Alternative Energy 1000ML CAPACITY || Beaker has

1000ML CAPACITY || Beaker has a 1000mL capacity and features white printed graduation lines every 100mL

and adult stages for metamorphosis and life-cycle teaching

5-3V DC for hands-on motor-action work

letting instructors tailor voltage to light sources and experiment-specific requirements

Vertically pivoting magnetic needle that visualizes the dip angle of Earth's field

220V Spectrum Tube Power Supply with Safety Door, US Standard Subcategory_Alternative Energy 1000ML CAPACITY || Beaker hasA safety door interlock prevents contact with energized electrodes by cutting power whenever the door opens, providing 220V excitation for atomic emission spectroscopy tubes.