K9 and K8 have the same functionality, only differing in appearance.
K9 ASIC Multifunctional Tester is a professional mining machine tester that can be used by electronic maintenance personnel and engineers to diagnose and repair more than 70 models of computing machines such as Innosilicon, Whatsminer, Antminer, Aixin, Cheetah, and Longteng. force plates and 19 models of smart power supplies.
These include the latest models of Antminer S21 and T21, etc.
K9 Test Fixture picobt tester