| Information published | Value and precision | Unit |
| Manufacturer’s name or trade mark, commercial registration number and address | Shenzhen Huntkey Electirc Co., Ltd. Huntkey Industrial Park, Xue-Xiang Village, Banxue Road, Bantian, Shenzhen, Guangdong, 518129, P.R.China |
/ |
| Model identifier | HKA04019021-6D | / |
| Input voltage | 100-240 | VAC |
| Input AC frequency | 50/60 | Hz |
| Output voltage | 19.0 | VDC |
| Output current | 2.1 | A |
| Output power | 39.9 | W |
| Average active efficiency | 89.17 | % |
| Efficiency at low load(10%) | 83.55 | % |
| No-load power consumption | 0.0756 | W |
