Using the Rapid RH® Smart Reader with 4.0 EX Smart Sensors

Jason Spangler talks about how the Rapid RH® Smart Reader works with our 4.0 EX Smart Sensors.

• The Rapid RH® 4.0 has been replaced with the Rapid RH® L6.
• The Rapid RH Smart Reader still works with Rapid RH 5.0 reusable sensors, but not with the Rapid RH L6.
• The CalMaster app has been discontinued.
• Check out our other apps.