I changed these 5 TV settings to lower my electric bill. Here's why they work
Briefly

Did you know that a modern TV uses significantly less energy than a TV that's a decade old? According to Perch Energy, the average annual power consumption of an old TV is $54, while newer models cost about $32 due to LED and OLED technology.
Each TV should display EnergyGuide labels and ENERGY STAR ratings for energy efficiency comparison. A ratings range from A to G, with ENERGY STAR certified TVs being 25% more energy-efficient than competitors, helping save money in the long run.
Read at ZDNET
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