Doha Sheraton Hotel LED tube light retrofit project
14W lamp instead of 40W CFL lamps, each lamp can save energy 26W, energy saving rate can be 62%.
24 hours a day, work 365 days one year, savings of 219 kWh per year
Reduce the number of replace times:4-8 times
In total, 1800pcs annual savings of electricity over 60,000 U.S. dollars
