Our 612 Vermont White Wire Christmas Lights are ideal for holiday decorating, weddings, patios, trees, gardens, birthday parties, and other celebrations. Choose from 100 or 50 count string lights that are UL Approved for indoor and outdoor use. 2.2” of spacing between bulbs, 18” lead from the male plug to the first bulb. 6” lead from the female plug to the first bulb. The 50 count string lights measure 9’ of lighted length, 11’ of total length. You can connect up to 10 of the 50 count string lights end to end. If connecting various brands and sizes of string lights you may connect other light strings end to end up to a maximum of 216 watts (1.8 amps) total. Comes with 2 flasher bulbs, 2 clear replacement bulbs and 1 spare fuse. Replace with 2.5V, 170 mA, 0.42 watt bulbs.