40 watt light bulb small base

Available base types include bi‑pin bases (G9 and a miniature G8), candelabra screw base (E12), and a standard medium screw base (E26).

Typical lumen output ranges from about 300 to 450 lumens, with many options clustered around 300–400 lumens.

Actual power consumption typically ranges from about 3.5W up to around 5.8W while being marketed as 40W equivalents.

Common options include soft white (2700K), warm white (3000K), daylight (6000K), and some color‑changing models that vary temperature or hue.

Some models are dimmable — often offering full‑range dimming and compatibility with most dimmer switches — while others are fixed on/off. Check the product details for specific dimmer compatibility.

Listings show use in chandeliers, desk lamps, wall sconces and other decorative fixtures, as well as general‑purpose applications.