The invention relates to a method for extracting hydrocarbons. The PoE power includes a consumable power to power up at least one PoE devices and a leftover power. The system may additionally include at least one camera for taking at least one picture of the hole of the surface each time the at least one light emitting member emits a flash of light towards the hole of the surface, and each time the projector projects light beams onto the surface. The first and second broadside portion are disposed in an adjacent, spaced-apart, and substantially parallel relationship.