bistro,

【Energy Saving, Shaterproof】:These commercial-grade lights are equipped with impact- and weather-resistant bulbs and have been designed for outdoor use, but will also add a festive atmosphere to your indoor locations. No need to worry about the hazard of broken glass with these lights as they won’t break if dropped. State-of-the-art LEDs save up to $99 per year on your electric bill, versus using traditional incandescent bulbs. The soft, warm light will add a welcoming glow to any location.
【Commercial Quality, Waterproof Design】: Conforms to SJTW standard – Round hard service cord. Thermoplastic constructed jacket. 300 volts, weather resistant for outdoor use. PVC socket forms a tight weatherproof seal around the bulb. Extension socket has a weatherproof end-cap. Armed with an IP65 waterproof rating, the String Lights can outlast rain, snow, and more. No matter the weather, these powerful little string lights can handle it all.
【Connect Multiple Strands & Easy to Install】: Each strand of Aialun Lights has end-to-end connections, so you can link multiple sets to achieve the perfect length for any installation. This light set includes 15 LED lights on a 48 ft. string and its energy-efficient design means you can link up to 1344ft. for a total of 11 strings using one electrical outlet. Easy to install with flexible mounting options, mount on a flat surface or hang from above.