Very good88/100

- fast preheating (Tov. 16 °C-70 °C: 18:11 minutes)
- cannot represent the temperature precisely (+2.3 °C)
- cannot keep the temperature perfectly stable (± 4.6 °C)
While this sous-vide stick from Severin allows the water to heat up very quickly (Tø v. 16.0-70.0°C: 18:11 minutes), it cannot keep the temperature stable afterwards: We measured a considerable fluctuation here (±4.6°C), which is quite noticeable with some dishes such as steaks at the end.