- Designed for reliable and steady heat release for 72 hours
- Simple to use and deliver optimal results with color indicator on the warmer
- Excellent for shipping live insects, reptiles, tropical fish, flowers, etc.
- Provides an average warmer surface temperature of 100
These are used for transporting fish long distances. Whether it's a cross country move, or shipping in the mail. They can also be used while at conventions and when the power goes out to heat up your fish tanks.