... green Christmas lights specifications:Shell color: BluePower: AC adapter input AC110-240V/50-60Hz, output 5.0V/0.8 ~ 1.0A Laser power ... control the speed. ), can produce very good ballroom atmosphere. application: christmas lights, home party light, wedding party light, KTV, Disco, nightclub,bar ... : kinds of laser stage lgiht, like mini laser stage light, christmas lights, outdoor lights, etc.