More Info at www.blackwaterops.com Old incandescent bulbs weren’t easy to hide listening devices in, but Compact Fluorescence have a large base that offers power, and space to hide audio devices that can either re-broadcast, or record the audio from a conversation. Did you install that bulb? Or Did somebody else? Are you sure? This information provided for recreational use only. This information can be used to improve your security, it is not to be used for illegal activity.