LG 27MP68HM-P Owner's Manual page 30

The model and serial number of the product are located on the back and on
one side of the product.
Record them below in case you ever need service.
MODEL
SERIAL
ENERGY STAR® is a set of power-saving guidelines issued
by the U.S.Environmental Protection Agency (EPA).
As an ENERGY STAR® Partner LGE U. S. A., Inc. has
determined that this product meets the ENERGY
STAR® guidelines for energy efficiency.
Refer to ENERGYSTAR.gov for more information on the ENERGY STAR®
program.