brand new and high quality Features: 1.This black ceramic heat emitter bulb is the perfect 24 hour heat source for all reptiles. These porcelain heating devices screw into a standard porcelain incandescent socket, giving off intense muscle-penetrating infrared heat while emitting no light. 2.The flat-faced design is more efficient and longer lasting than conical designs which build up excess heat internally ultimately carbonizing the element. 3.Tolerates high temperatures from reptile heat or light bulbs 4.for Tough ceramic sockets won'for t break down in heat stress 5.The black exterior finish is powder coated and fired for added luster and long life 6.The bulb is made from glass containing rare earth black phosphors, which simulates the moon's natural glow for 7.nocturnal viewing without disturbing the reptile's day/night cycle Please note: The type of lamp base for this bulb is E27. Specification: Material: Ceramic + Alloy Color: Black Socket: E27 Wattage: 100W Voltage: 110-120V Size: app.6cmx4.8cm/2.36''x1.89'' Quantity: 1 Pc Note: 1.Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!