Original - Nexiq USB Link 3

Made in USA
Durable, high quality and fast data transfer
Original
Compatible with all software
Works for ALL On-Road heavy duty diesel engines only. NOT for AG equipment or Automotive use (it can connect to cars via OBDII but not guaranteed).

Recommended Option

For those looking to use this in a shop environment, for business and heavy use!

Budget Option

If you’re just looking to not spend much, just starting out, or will just be connecting to a few trucks when needed to.

China Clone - USB Link 2

Made in China
Very delicate and connectors are prone to break
Lower price
Compatible with almost all software. (Does not work with Paccar ESA unless you purchase an additional CAN 3 to CAN 1 Adapter).
Works for ALL On-Road heavy duty diesel engines only. Maybe CAT and Cummins AG equipment.