Each bulb casing has 5 copper wire LEDs inside giving off an exquisite warm white sparkle to catch everyone’s eye. The 20 bulbs is 12.5 metres in length with each bulb casing having a diameter of 6cm. They have a standard UK transformer plug so can be used indoors as well as outdoors. Above each bulb fitting sits a circular hole which can be clipped onto hooks, branches or fence screws. They will look beautiful in every sized garden, from small courtyards to vast farmyards.