1. Sample Room:7.5 ml

2. Sample area:10 cm²

3. Measurement range:0~40% O₂

4. Oxygen resolution:20At ℃10×10^-6μ mol· ml

5. controlmakeDevice: Computer controller and integrated magnetic stirrer, capable of controlling light intensity and stirrer speed, automatically collecting data（0.2~10order/Seconds),RS232output

6. Software Function: Powerful data recording and analysis software. Automatically record the dynamic changes in oxygen signals and calculate respiratory rate and photosynthetic rate. Automatic control of light intensity for illumination-Measurement of photosynthetic response curve and automatic calculation of photosynthetic quantum efficiency

7. Controllable light source: equipped with a red light source, with a light intensity of up to750 μ mol· m^-2·s^-1, can set the required light intensity by oneself

8. Temperature control: The sample reaction chamber has a circulating water bath interlayer, which can be connected to an external circulating water bath for temperature control

9. PARCalculation:Light intensity measurement range:0~2000 μ mol· m_-2·s_-1

10. Electrode output:21% O₂ When is1 μA；10%~90%Range response time<5second

11. Residual current: ＜0.02 μA

12. Polarization voltage:700 mA

13. Working voltage:100~260V

14. Controller volume:250×126×60 mm；

15. Weight:650g