http://nypkinc.com/welcome-to-the-new-nypk-inc-site/
In order to ensure the safety of products shipped from the factory, the items that must be inspected 100% when leaving the factory:
Identification / rated voltage, frequency, power, color temperature, etc .;
Lighting test / function test;Wall Pack Light – Wall E series
http://www.zielgruppe-student.de/?attachment_id=57