This compact entry level power supply is perfect for low current experiments such as in beginner circuits and physics experiments. Safety will not be a concern as the unit is CSA and CE certified. Testing of grounding, high voltage insulation test, burn test, and leakage test.Product Features- 6 voltages: 1.5, 3, 4.5, 6,9, 12 Volts- Operates in Alternating and Direct current- Able to operate in AC and DC simultaneously- Overload protection and notification indicated on the front of the unit- CSA and CE Approved- Operates on 110V, 50/60Hz- Comes with plug