The bulb shell is made of iron. The ceramic heat lamp adopts nickel-chrome die-cast parts which are resistant to oxidation, vibration, safety and health. It is not easy to break when heated to 400 degrees, and it can work for a long time in high humidity environment 1.5 meters in length Color: Black Durable and energy efficient, the service life can reach 10,000 to 20,000 hours A heat lamp with a cage can prevent animals from touching the bulb due to movement and effectively isolate damage caused by contact with the bulb