7-pack Candle Bulbs, 55V 3W
Fluted candle bulbs for indoor and outdoor use
E10 thread
For 4-light fairy lights
Clear glass body
Diameter: 13 mm
Overall length: 45 mm

Which bulb do I need for which light chain:
8V for 30-light fairy lights
12V for 20-light fairy lights
14V for 16-light fairy lights
16V for 15-light fairy lights
18V for 13-light fairy lights
23V for 10-light fairy lights
34V for 7-light fairy lights
46V for 5-light fairy lights
55V for 4-light fairy lights