Mean Well’s GSM12E05-USB is a 12W 5V 2A USB AC/DC adapter Power Supply. It features an energy-saving level of VI energy efficiency, a low no-load power consumption below 0.15W, built-in short circuit, overload, and over-voltage protection, as well as auto-recovery function and 100% full-load burn-in test. This wall-mounted adapter also meets EMC standards, making it safe and reliable for home and commercial use. With UL, CUL, TUV, CB, CE and CCC certifications, the GSM12E05-USB is validated and compliant for use in residential and commercial areas.