Features:

• Brand name: Huntkey
• Dimension(mm): 125.3×50.4×28.7
• Net weigt:335g /11.82oz
• Model: HKA09019047-6D
• Over current protection
• Short circuit protection
• Over voltage protection
• The interface specification: 5.5x2.5mm

Specifications:

• Output Voltage: 19V
• Output Current: 4.74A
• Input Voltage: 100-240VAC
• Input Current:  1.0A  
• Input Frequency :50/60Hz
• Efficiency Level: Ⅴ

Package Included:

• 19V 4.74A Power AC/DC Adapter x1
• Safety Certificated Power Cord x1

The UL Certification:

• 
  This item is a CCC, CE, UL,GS and TUV-certified AC-DC power adapter or SMPS. It has been proven to be one of the most reliable adapters that can be used widely in electronic applications. See the following UL online certifications directory:
  
  

Tips on how to enquire into the UL certification of components

1 Visit link HTTPS://database.ul.com/cgi-bin/XYV/template/LISEXT/1FRAME/index.html and the following page will pop up:

2 Type in the UL File Number (can be found on components as shown below) in the blank field in the red circle as shown in the above snapshot and click "SEARCH"

3 In the following webpage, click on the appropriate link in the “Link to File” column and you can find the model number of your components in the certified components list as shown in "Brief Introduction"