Features1. Two-way oxygen bomb experient meanwhile, high efficency.2. ± 0.5°C water bath, automatic replenishment, reduce evaporation losses. 3. LCD screen record pressure, temperature change, the data can be stored for a long time. 4. Serial port and PC connectivity, clarity observed curve, record and print the curve. 5. The instrument has high stability, security, custody in the absence of normal operation.Technical parameters Rated voltage: AC 220V±10% 50HzMain heating power: 1400WAuxiliary heating power: 1000WBath control range: 99.5 ± 0.5°CAmbient temperature:15 30°C Humidity≤85%