One advantage of fluorescent bulbs is that they last very long and therefore are cost efficient. The socket on this bulb is a so-called S14S socket.
Conrad Electronic
Philips Lighting 26356700 LED (monochrome) EEC E (A - G) 2.2 W = 2.2 W (Ø x L) 3 cm x 30 cm 1 pc(s)