The most direct way to verify your unit is through the official BITZER verification page or their mobile software.

: If original, the screen will display "Checking successful" .

Lead Technician Lena Visser stood before the dead unit, tablet in hand. The onboard diagnostics were useless—a cascade of cryptic error codes. The facility manager, Mr. Hendriks, paced behind her. "The backup has twelve hours before we lose margin on the vaccines. I need an answer, Lena. Overhaul or replace?"