Put a camera on him instead:
In the beginning there is one big question and a lot curiosity: that is the cat doing all day long ?
The solution and answer is the CatCam.
The small digital camera is attached to the collar of the cat. It features a user programmable timer function. Based on the interval time it takes automatically pictures or video clips (based on version).
The unit is protected against shock, dirt and humidity in order to survive the cats lifestyle.