The QOLTEC 51102 is a switched-mode power supply designed to provide 12VDC, 2A, 24W of output power. The output connector is a 5.5/2.5 plug and the input is rated for 100-240VAC, 50-60Hz. It is designed for use in medical and industrial electronics, as well as consumer electronics. The power supply is designed for safety, featuring overload protection, short-circuit protection, and high-temperature protection. The power supply is also RoHS compliant and CE certified, making it suitable for international markets. It is also UL-listed, meaning that it has been subjected to rigorous testing in terms of design and construction, and meets the safety requirements of the UL.