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Lumens vs. Watts: How to Shop for LED Bulbs by ...

For decades we bought bulbs by the watt. With LEDs, that habit will steer you wrong. Here's how to shop by lumens instead—and the simple conversions that make it painless.

How to Choose the Right Light Bulb: Base, Shape...

Picking a replacement bulb comes down to three things: the base that screws or pins into the socket, the shape and size of the glass, and the brightness and color...