Let there be light with our energy-saving set of 2000 warm white LED cluster lights. The set comes with a clear cable to blend with your tree. Whether you're adding lights to your windows or Christmas tree, they're sure to give your home a festive feel. The light has eight functions. These LED lights are mains-operated and have a 54.9m long cable, and the distance of the bulb from the plug is 5m. Suitable for indoor and outdoor use. Direction for use: Please follow these instructions carefully to ensure the safe and satisfactory use of this product. Although this product can be used outdoors, the transformer should remain indoors at all times. Plug into the socket and switch the socket on to turn the lights on. Repeatedly press the button on the transformer to select your preferred lighting pattern. Disconnect from the socket or turn the socket off to turn off the lights. This product contains LED lights, and although non-replaceable, these are highly energy efficient and have a greater lifespan than ordinary filament bulbs. Take care when positioning lights in your desired location. Suggestions for indoor or outdoor use: Rooflines, gable ends, porchways, on Christmas trees, outdoor trees and over or around window frames. For outdoor use, this product should be sheltered from wind, rain and snow.