The PC-78XP security camera is less than .85 inch in diameter but offers incredible features and performance. Its machined metal case will impress you with its quality and ruggedness. Resolution is a super sharp 410 lines. Low light performance is an amazing 0.05 lux. Stepless automatic electronic shutter handles very dim room light or bright outdoor settings with ease. A new image enhancing circuit automatically fine tunes and sharpens the picture. All camera control functions are automatic, ensuring great video in any condition. The PC78XP has a built-in DC-DC converter which enables the camera to maintain high quality video even when used with noisy power supplies or long cable runs. Plug and play video and power cables are standard, as is a swivel mounting bracket. Also available with a precision microlens. Comes with easy connection instructions, pre-installed plug and play video cables, swivel mounting bracket, 1 year warranty and a 30 day money-back satisfaction guarantee