| Model | 500VA |
| Rated capacity (KW) | 400W |
| Input voltage | 170V~270V |
| Input frequency | 50Hz±5%lusmn;5%lusmn;5% |
| Output: voltage | 220V±10%usmn;10%usmn;10% |
| frequency stability | 50Hz±5%lusmn;5%lusmn;5% |
| Transfer time (utility power to battery mode) | <10ms10ms |
| Time for loading machine | 5-15m (for one PC) |
| Battery style and quantity | 1*12V/4.5Ah |
| Output wave form | square wave |
| Charging time | 10-16 hours |
| Internal CPU control | 256*618*626 |
| Battery | Advanced PWM technology for inverter output |
| Protection | When battery discharge and load is over 120%, UPS automatic protection and shut down output self-test and overcharge and discharge protections LED display |
| Packing size | 345x160x215mm |
| N.W./G.W. | 4.2kg/4.5kg |