1. measuring range: -100kPa~250kPa
2. resolution: 0.1Pa~10Pa
3. accuracy: 0.02 level(20±2℃);0.05 level(20±5℃);0.1 level(20±10℃)
4. working environment:: temperature: 5~40℃ humidity: ≤90%RH
5. display: 6 bit LED or 6 bit LCD
6. Pre-heat time: 15 min
7. working power: 220V AC±10%,50Hz
8. power consumption: ≤5W
9. weight: <2kg
10. dimension: 220×90×230 (mm)
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