【Outdoor Led String Lights】 The total length of 30 meters (including 2 m extension cord), 100 bulbs and 4 spare bulbs, and the distance between the two bulbs is 30 cm, and you can DIY the length you want to install, supports end-to-end connection up to 40 strands, giving you a wider range of comfortable and bright atmospheres. 【More energy efficient】 The power of a single bulb is 0.6W, the color temperature is 2700K and the 50 lumens. LED energy saving bulbs, it can save 90% energy compared to traditional tungsten bulbs, reduce electricity costs while avoiding significant heat generation of the bulbs. 【Shatterproof and Durable】The bulbs are made of plastic, highly translucent and shatterproof, wind and rain, keeping you away from dangerous debris and reducing the number of bulb replacements. The string lights are IP44 waterproof, their commercial grade housing withstands extreme temperatures and bad weather, rain, wind, snow, Each bulb works independently, one bulb goes out, and the