1. Phototrophic Bioreactor – Fermentor

2. Temperature controlled Temperature sensor pt1000 Temperature sensor pt1000 Fast reaction time Fast reaction time Temperature profiles Temperature profiles

3. Cooling and heating system From 5 to 70 (120) Celsius From 5 to 70 (120) Celsius 2 Peltiers elements 2 Peltiers elements Fast reaction and temperature profiles Fast reaction and temperature profiles No water cooling No water cooling

4. Built in – DM Fluorometr Measured - Fo, Ft, Fm, Fm´ Measured - Fo, Ft, Fm, Fm´ Calculated (Fm’- Ft)/Fm’, NPQ Calculated (Fm’- Ft)/Fm’, NPQ

5. Built in – optical density measurement optical density optical density Cell Biomass concentration Cell Biomass concentration Chlorophyll contents Chlorophyll contents

6. flow and composition of the bubbling air CO 2 CO 2 O 2 O 2 air flow rate air flow rate

7. Various colors white white red red blue blue

8. Different light regimes Continues light with variables levels Continues light with variables levels

9. Different light regimes fluctuating light regime fluctuating light regime different different - frequency - frequency - amplitude - amplitude - offset - offset

10. Peristaltic Pumps Medium flow Medium flow Inoculation and sampling ports for external analyzes Inoculation and sampling ports for external analyzes

11. Easy Assembly and Cleaning

12. Remote control software Serial communication Serial communication Automatic data logging Automatic data logging remote batch control remote batch control user-programmability user-programmability synoptic displays synoptic displays trend graphs trend graphs bar graphs bar graphs batch summary tables batch summary tables