This is a heat lamp designed safely for birds. - Type: 40W heat lamp - Power Source: AC power - Application: Bird heating equipment Thank you for viewing. I do not know the exact period of use, but please be aware that it has been used. There is some paint chipping. The light bulb is still usable, but it is not new, so please be aware of this. I am also listing other heat lamps, so if you would like to purchase them together, I will combine shipping. Please send me a message if you are interested.