| Frequency | 50Hz/60Hz |
| Output delay time | 5 seconds delay /255 seconds |
| Output overload alarm | Exceeding 100% of the rated output capacity |
| Output overload protection | Exceeding 120% of the rated output capacity |
| Output overvoltage protection | > AC244±4V |
| Output undervoltage protection | Optional |
| Overheat protection | Transformer coil temperature:120±5ºC |
| LED input display range | 0-450V (overflow range display: Err) |
| LED output display range | 0- 450V (overflow range display: 000) |
| LED load display range | 000-119% (overflow range display: OVL) |
| LED status display | Delay, Normal, Protection |
| LED protection information display | Overvoltage, under voltage, over load, overfill |
| LED backlight | Program-controlled transformation 7 color font/fixed 7 color in a certain color |
| LED viewing angle | Traditional ON/OFF, New Self-Lock ON/OFF, New touch ON/SHOT |
| Delay display | 5 seconds /255 seconds countdown |