. Focus more sharply on your tasks with the superior contrast ratios & ultra-quick response of Professional Series monitors. In-Plane Switching (IPS) technology delivers consistent viewing across wide angles faster response time for reduced eye strain more realistic colours & a stable view that prevents tailing when the screen is touched. Professional Series monitors are Ro HS compliant & mercury free. In addition you'll see power savings of up to 68% thanks to advanced Acer Eco Display technologies & white LED backlighting which cut your costs & conserve the earth's resources. Acer also uses recyclable packaging to further reduce ecological impact.