ENERGY STAR® is the government-backed symbol for energy efficiency, providing simple, credible, and unbiased information that consumers and businesses rely on to make well-informed decisions. ENERGY STAR is the simple choice for energy efficiency, making it easy for consumers and businesses to purchase products that save them money and protect the environment. ENERGY STAR The Blue Angel is the ecolabel of the federal government of Germany since 1978. The Blue Angel sets high standards for environmentally friendly product design and has proven itself over the past 40 years as a reliable guide for a more sustainable consumption. Blue Angel Laser technology Laser HP LaserJet 1022 Printer, లేసర్, 1200 x 1200 DPI, 18 ppm HP LaserJet 1022 Printer. ముద్రణ సాంకేతిక పరిజ్ఞానం: లేసర్. ముద్రణ గుళికల సంఖ్య: 1, గరిష్ట విధి చక్రం: 8000 ప్రతి నెలకు పేజీలు. గరిష్ట తీర్మానం: 1200 x 1200 DPI, ముద్రణ వేగం (నలుపు, సాధారణ నాణ్యత, A4/US లెటర్): 18 ppm