2, ADVANTAGE: 1). Long lasting and durable, without bulb breakage 2). High quality, market-proven, commercial grade LED light strings 3). IP68 waterproof 4). Christmas Led String Light Crystal cap with viewing angle 120 degree 5). Colored rubber wire make the nice outlook, clear cap abd frosty is available 6). Extendable, connecting up to 2400 bulbs max. With a single power cord 7). Christmas Led String Light With CE approvel