You could just build a device with GSM module, a battery, and above mentioned components, and hide it somewhere near the house. Voila, 24/7 observation from the

You could just build a device with GSM module, a battery, and above mentioned components, and hide it somewhere near the house. Voila, 24/7 observation from the comfort of your home. And the data is easily analyzable/mineable, not like a video feed you have to view on fast-forward.