The ultra-low temperature Portable freezer is specially designed for vaccine transportation.

It is small in size, light in weight, and can reach temperatures as low as -80°C. It solves the industry ‘s pain points in liquid nitrogen transportation and makes up for the shortage of liquid nitrogen transportation.

This portable ULT has a built-in large capacity lithium battery, which can be used to transport the vaccines without any external power source.

Choose the Messenger for the Pfizer or Moderna vaccine which require extremely cold temperatures to remain stable or the Oxford/AstraZeneca vaccine which can be stored at the more common 4C temperature.

The Messenger uses 100% natural refrigerants and the Stirling engine system has no moving parts to break down or wear out.

You can drive your Messenger in the car with no concern for bumps that might cause a compressor system to hiccup and fail. 

Protect your vaccine with confidence with ± 2°C temperature control accuracy of the whole box to avoid temperature fluctuations.

The Messenger 10L ultra low temperature portable freezer does not need to be lifted or carried. The built in extending handle and wheels makes it easy to move around and reduces or eliminates injury. 

Which of these two "portable" freezers would you prefer when fully loaded (each weigh over 60 lbs!)

The outer casing of the  Messenger ultra low temperature freezer is built by the same team that makes the YETI - The most recognized name in portable coolers. 

Power your Messenger anywhere: Use a 115V source when inside or operate in a vehicle with a 12/24V car adapter.

Power your Messenger for up to 10 hours remotely using the built in powerful Lithium battery. 

The Messenger portable ultra low temperature freezer will hold up to ten standard 10 x 10 freezer box containing up to 1000 2mL vials of vaccine or laboratory samples.