GB, This may be over the top but I think it can what you are after.
ZIGVIEW S2
*
Live Preview Viewfinder - Convenient real time display of the viewfinder image on the Zigview S2’s 2.5 inch, tilting and rotating TFT LCD display.
*
TV Output – Take a video feed directly from the Zigview S2 to display on an external monitor or TV, or directly to a Video or DVD recorder.
*
Detachable Screen – The TFT LCD screen can be detached from the main unit and used in conjunction with accessory cables up to 10 metres from your camera with a shutter release function.
*
Motion Sensor - Triggers the cameras shutter where motion is detected through the lens.
*
Interval Timer – Can be set up to trigger the shutter using a variety of sophisticated settings.
*
Cable Release – Acts as cable release when Zigview S2 is used in conjunction with the remote screen accessory cables.
*
Bulb Exposure – Accurate Bulb Exposure facility. Can be used in conjunction with the interval timer
* Download PDF brochure (1MB)
Cheers