This new style temperature probe will work with:

• Herpstat Intro
• Herpstat 1 Basic
• Herpstat 1
• Herpstat 2
• Herpstat 4
• Any Redline model
• Also works with the following discontinued models:
• Herpstat ND
• Herpstat II
• Herpstat Pro
• Original model Herpstats with a serial number of 50102600 or greater