| Induction method | Infrared reflection | 
| Display | 3 digital tube  | 
| Power supply | DC 6V 1Aor 4*1.5 V AA batteries | 
| Speaker | 8Ω 1w voice broadcast | 
| Operating | Conditions Ambient temperature :10~40℃ relative humidity≤80% | 
| Sensing distance | The shortest 3cm, the longest 8±2cm | 
| Body temperature range  | 31.9℃~43℃ | 
| Accuracy | ±0.2℃ | 
| Temperature unit | ℃/℉ | 
| Indicator light shows | Red,green | 
| Working current | Liquid spraying state≤800MA Standby state≤80uA Shut down  state≤ 5uA | 
| Discharge method | W-ZY-20S Spray            W-ZY-20G Gel | 
| Refillable liquid | W-ZY-20S: hand sanitizer liquid W-ZY-20G: gel soap
 | 
| Nozzle position | Directly below the machine |