Light Bulb

Unicode lists 💡 Light Bulb among the light and video equipment in the Objects group. Typical contexts are bulb, comic, electric and idea. The keyword list continues with light.

💡 works in messages, comments, captions and profile names. On SmileyZone it is filed under Technology and Electronics. It joined the standard with Emoji 0.6 in 2010, so support on current devices is reliable. Its code point is U+1F4A1.

• 💡 works as a one-character reply when bulb is the subject.
• 🧠💡 – A good idea, a sudden realisation.
• Often seen near 🔦 Flashlight, 🔎 Magnifying Glass Tilted Right and 🕯️ Candle.

• 🧠💡 – A good idea, a sudden realisation.
• 💡📼 – Light Bulb and Videocassette
• 💡🔦 – Light Bulb with Flashlight
• 💡📺 – Light Bulb plus Television
• 💡🔍 – Light Bulb and Magnifying Glass Tilted Left
• 💡🎬 – Light Bulb with Clapper Board

Easy to mix up with 🔦 Flashlight, 🔎 Magnifying Glass Tilted Right or 🕯️ Candle. They sit in the same Unicode subgroup and look similar at small sizes, so it is worth checking the name before sending.