Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Capacitor type | Capacity | Volts | Temp. | Energy-to-weight ratio | Power-to-weight ratio |
| --- | --- | --- | --- | --- | --- |
| ACT Premlis Lithium ion capacitor | 2000 F | 4.0 V | 25 °C | 54 kJ/kg to 2.0 V | 44.4 W/kg @ 5 A |
| ACT Premlis Lithium ion capacitor | 2000 F | 4.0 V | 25 °C | 31 kJ/kg to 2.0 V | 850 W/kg @ 10 A |
| Nesccap Electric double-layer capacitor | 5000 F | 2.7 V | 25 °C | 19.58 kJ/kg to 1.35 V | 5.44 W/kg C/1 (1.875 A) |
| Nesccap Electric double-layer capacitor | 5000 F | 2.7 V | 25 °C | 5.2 kJ/kg to 1.35 V | 5,200 W/kg @ 2,547A |
| EEStor EESU barium titanate supercapacitor | 30.693 F | 3500 V | 85 °C | 1471.98 kJ/kg | 80.35 W/kg C/5 |
| EEStor EESU barium titanate supercapacitor | 30.693 F | 3500 V | 85 °C | 1471.98 kJ/kg | 8,035 W∕kg 20 C |
| General Atomics 3330CMX2205 High Voltage Capacitor | 20.5 mF | 3300 V | ? °C | 2.3 kJ/kg | 6.8 MW/kg @ 100 kA |
Question:
which capacitor has the top voltage rating?
Answer:
EEStor EESU barium titanate supercapacitor