UV Germicidal TUV G6T5 254 nm 6W UVC Shortwave Bulb.
and
TL G6T5 365 nm 6W UVA Black Light Bulb.
by Philips.
The bulb length is 8.9” (22.5 cm) including the pins or 8.3” (21 cm) without, and the tube diameter is 5/8th of an inch. G5 base, distance between pins 0.5 cm. Free shipping with USPS First
Class Package from NY, and get a further discount when you buy more than 1.
30-day returns.