With a 1.9" diameter and a T12 form factor, the NANLITE PavoTube 15C 2' RGBW LED Tube with Internal Battery 2 Light Kit is ideal for hiding unobtrusively in small areas on a set or for shooting in vehicles such as cars, boats, or planes. The kit contains two PavoTube 15C 2' LED Lights complete with AC adapter, two mounting clips, and a carrying bag. You can connect the lights together with the included sync cord.