Light Bulb

Check for a flattened socket tab, bridge a burnt chip under the dome with solder, and know when internal power damage means it is safer to buy a replacement.

A heat bulb turns electricity into direct warmth rather than room light. It warms surfaces rather than the air and needs a ceramic socket to prevent fires.

An HID bulb makes light with an electric spark in gas instead of a glowing wire. See why it needs a ballast box and how to confirm if your vehicle uses one.

A B10 is a bullet-shaped bulb for chandeliers and sconces. The code marks its shape, not the screw base, so check whether your socket needs an E12 or E26.

A G9 bulb is a push-in capsule light with two looped pins spaced 9mm apart. Identify yours and pick an LED replacement that fits inside your fixture shade.

A PAR20 is 2.5 inches wide for small indoor cans, while a PAR38 is nearly 5 inches for outdoor floods. Match the bulb diameter so your fixture trim fits flush.

A T8 bulb is a 1-inch-wide tube light used in garages and kitchens. Check old tube labels, match your fixture wiring, and choose the right LED replacement.

Wattage only measures power draw, not UV strength. Pick a 10.0 desert tube sized to your tank length to protect your bearded dragon from weak bones.

A Type G bulb is a round globe light. Decode diameter sizes like G16.5, check candelabra versus standard bases, and pick the right fit for your fixture.

Soft white bulbs cast a warm, golden glow like traditional bulbs. Look for a 2700K rating on the box to keep living spaces cozy instead of cold and glaring.

An A15 bulb is a compact pear-shaped light designed for tight spots like ceiling fans and fridges. Check socket sizes and heat ratings to get the right fit.

An A19 bulb is the classic pear-shaped bulb used in everyday lamps. See what the size code means, how it fits standard screw bases, and how to choose an LED.

A Type A bulb is the classic pear-shaped bulb in everyday lamps. See what that socket warning label means and how to pick the right size and LED replacement.

A mogul base is an oversized 1.5-inch screw base common in vintage lamps. See why standard bulbs fall through and how to pick the right LED bulb or adapter.

An E12 base is a 12-millimeter screw cap, about half an inch wide, made for chandeliers and sconces. Measure your socket to pick the right replacement bulb.

An E26 is the standard one-inch screw base used in most home light fixtures. Check your socket size and avoid confusing base width with bulb shape.

The standard US bulb base is E26, a medium screw base measuring one inch across. Check your socket size so you bring home the right bulb on the first try.

Best bulb for exposed light offers brilliant illumination, long-lasting performance, and stylish appeal for every setting.

Best industrial light bulb for your business needs. Get top-rated bulbs with high efficiency and long-lasting performance.

how to recycle led light bulbs safely to reduce waste, protect the environment, and handle modern lighting responsibly.