💡【IP45 Waterproof & Shatterproof】Outdoor string lights are made of high temperature resistance and shatter-resistant plastic that will not shatter into dangerous glass shards even if the bulb falls to the ground. IP45 waterproof rating is specially designed for outdoor use, can be used in extreme weather like rain, snow, wind, suitable for decorating your garden, balcony, patio, gazebo and other outdoor places. 💡【Energy Saving & Connectable】 String lights come with 30 bulbs and 1 spare bulbs. The power of each G40 bulb is 1W, G40 bulb can save 95% of electricity compared to incandescent lamps. All bulbs work independently. The string light can be connected to each other, can be linked to connect 16 strands (Please do not exceed 400 watts). 💡【Easy to install and use】Garland has installed all the bulbs for you in advance and tested the light string to ensure that each bulb works properly, saving you a lot of time. A small hook is attached next to the lamp base to help you fix or hang