The PowerSun UV is a self-ballasted mercury vapor lamp which emits UVA, UVB and heat all in one lamp! Fits into a standard ceramic socket. (No ballast needed.)

This bulb t projects UVB up to several feet from the lamps surface and is ideal for large terrariums or bird aviaries. Features include quality nickel plated threads to prevent corrosion. PLEASE READ INSTRUCTIONS PRIOR TO USING!