- Can be screwed directly into incandescent sockets
- Combines lamp and ballast in one unit
- Available in a range of wattages to directly replace incandescent lamps
| | - Lamp only with plug-in base
- Plugs into dedicated fixtures
- Needs separate ballast (usually contained within the fixture)
- Several typess such as Single BIAXTM, Double BIAXTM and High-Lumen BIAXTM are available
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