1. Universal full range AC input. 2. Withstands AC300V surge input for 5 seconds operating temperature can be as high as 70. 3. Protection types: short circuit or overload or overvoltage or overtemperature high efficiency, and high reliability. 4. Power start LED indicator 100percent full load aging test. 5. This product is suitable for input voltage AC110V-AC240V applications, the entire series output voltage is DC15V-52V different voltages, this power supply is surge proof, overload, overcurrent, short circuit and other multiple protections. Due to different batches, there may be differences in product appearance and printed text, which not affect use Colour:As Shown Material:PCB Package Contents: 1 x POE switch power module Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.