Brother DCP-8020 - Manual (Page 222)

13 - 5 IMPORTANT INFORMATION
WARNING
Changes or modifications not expressly approved by Brother
Industries, Ltd. may void the user’s authority to operate the
equipment.
Internal laser radiation
Max. Radiation Power
Wave Length
Laser Class
5 mW
760 - 810 nm
Class IIIb (Accordance with 21 CFR
Part 1040.10)