UV Germicidal Bulb TUV G4T5 254 nm 4W UVC.

and

G4T5 365 nm 4W UVA Black Light.

2 brands to choose from for the 254 nm. Philips / Creator .

Also available: Japanese Made Sankyo Denki G4T5 254 nm 4W UVC Bulb @$13.99

6” (15cm) length including pins, 5.3” (13.5cm) excluding pins. G5 base (pin distance 5mm). Condition is New. Free shipping with USPS First Class Package from Wisconsin.

30-day returns.

Also available: 6W 254 nm and 365 nm Philips UV bulb @$13.95 and $12.95