There are several solar lamp models, we must be mindful of the type of lighting you want. It has a vertical beam, it is therefore necessary to illuminate a wall or floor. I have placed above the front door and it's convenient to stop looking for keys or lock in the dark. The big advantage is that the light is diffuse and glare while providing sufficient brightness. A few hours of daylight, even without sun, are sufficient to enable some lighting cycles. It can also in this case deter an intruder who would approach the door and will be lit office. Lined with a camera, it can make a good lock. This is certainly what I hope. The metal chassis that it is not easy to destroy
