| Item | Description | 
| Product Name | High-Frequency Electrosurgery Unit | 
| Model | ES-20 | 
| Power Supply | 110VAC / 220VAC, 50Hz / 60Hz | 
| Input Power | 170 VA | 
| Fuse | T2AL 250V | 
| Frequency | 1.2 MHz ±10% | 
| Operating Mode | Intermittent loading continuous operation, duration: 10s ON / 30s OFF | 
| Electrodes | C30S / Ø0.30mm, C30C / Ø0.30mm, EX22R / Ø0.22mm, C40S / Ø0.40mm, C40C / Ø0.40mm, EC10N / Ø1mm, EC25B / Ø2.5mm | 
| Handpiece | 1 piece | 
| Foot Pedal | Wired foot pedal ×1 | 
| Silicone Mats for Electrode Handle | 2 pieces | 
| Ingress Protection Rating | Main unit: IPX0, Foot pedal: IPX1 | 
| Main Unit Weight | 1.4 kg | 
| Package Weight | 3.2 kg | 
| Main Unit Dimensions | 233 mm × 233 mm × 106 mm | 
| Operating Conditions | Ambient temperature: 0°C–40°C | 
| Relative humidity | 10%–85%RH | 
| Atmospheric pressure | 70 kPa–106 kPa | 
| To be used in environments free from flammable, explosive gases, liquids, or other hazardous substances | |
| Storage Conditions | Temperature: –10°C to 50°C | 
| Relative humidity | ≤85%RH | 
| Atmospheric pressure | 70 kPa–106 kPa | 
| Service Life | 5 years |