The Premier Clusterbright Multi-Action Warm White 480 Christmas lights feature superbright, energy-efficient LEDs. They include an 8-setting multi-action controller with a timer function, including an 8 hours on/16 hours off setting. The lights have a 6.2m lit length with a 10m lead cable to the first bulb, and a 1.3cm space between each bulb. Suitable for both indoor and outdoor use.