Convenient led string lights party balls for outdoors coloured bulbsoutdoor lighting for a party in the summer or mulled wine festivities in the winter can easily be realised with the battery operated led string lights party balls no power connection is required they are equipped with ten colourful lamps which look like conventional light bulbs but are illuminated by five leds the individual lamps are attached at intervals of approx 30 cm an integrated timer controls the switch on and sw