According to Epson, the company's low - cost lamps offer up to 6,000 hours lamp life in ECO mode, which is defined as low power mode, a mode used to reduce energy consumption. (educationmattersmag.com.au)
High frequency tubes reduce energy use and heat output, eliminate flicker and hum, extend lamp life (by up to 50 per cent) and can allow dimming — all of which can make a classroom more comfortable. (educationbusinessuk.net)