Amazon has a three-pack of WiZ 60W A19 LED Smart Light Bulbs on sale for just $17.49 (normally $24.99) during its Big Spring Sale. That's a 30% savings and their lowest price to date.I was admittedly ...

Of course, this inefficiency is why there’s been a move to ban incandescent bulbs in favor of LEDs, fluorescents, and other technologies. LED lights, in contrast, can reach 30-40% efficiency.