Presto W92 has a closed system design, so it can quickly heat things up and cool them down, says the manufacturer. 

Presto Models W50 and W50t can handle temperature ranges of -58 to 482°F (-50 to 250°C). 

Presto is made for highly precise temperature control and rapid temperature changes.

Special features and accessories help improve the efficiency and outcome of many applications.

Presto is made for highly precise temperature control and rapid temperature changes.