💡【Plastic G40 LED Bulbs】All our string lights use upgraded plastic bulbs to replace traditional glass bulbs. Used outdoors, they are wind and heat resistant, ensuring the safety of you and your family. 💡【Energy Saving】Our outdoor string lights use LED bulbs, which generate less heat and have a longer lifespan than tungsten bulbs. Each LED bulb consumes 1W, equivalent to a 10W tungsten bulb, saving money. 💡【Low Voltage Safety】The input voltage of the string lights is 100-240V, while the output voltage of ordinary bulbs is 24V, which is safer and avoids the risk of electric shock to pets and children. The bulb is IP45 waterproof and weatherproof, without the risk of short circuit or damage caused by bad weather. 💡【Widely Applicable & Guaranteed】The round LED bulb emits natural warm white light, ideal for indoor and outdoor patios, decks, bistros, cafes, gifts, gardens, weddings, Christmas and any other occasions. If you have any questions about the quality or use of our waterproof