【Professional Connectable String Lights】 The total length of these outdoor string lights is 9 meters, and the distance between bulbs is 30.5 cm. They come with 30 E12 sockets and 2 spare G40 LED bulbs. 【Safe Low Voltage】 The string lights have an input voltage of 100-240V, and the output of the bulbs is 24V, making them safer to use. There's no need to worry about pets or children receiving an electric shock. 【Waterproof Energy-Saving String Lights (IP45)】 You will receive a string of lights with 30 LED bulbs and 2 spare bulbs. The IP45 rating means the bulbs are fully waterproof according to the IP45 standard (suitable for pool lighting). You can therefore use these wreaths perfectly in all weather conditions or leave them outside for extended periods. 【Easy to Install and Attach String Lights】For all outdoor installations, a hanging string light is a must. The string lights operate at low voltage, making them safe and easy to use even in high-traffic areas. If you want to extend