The 28 feet g40 globe patio lights are CE approved and are built with advanced weather-resistance technology, plus highly flexible and age-resistant wires to ensure you can use them safely outdoors, no matter rain, wind, snow, or summer, keeping them on display all around the year to create amazing night scene! And won't get overheated, safe to touch after many hours of use. Each G40 light bulb with 23 lumens, only consumes 7W power, saving 70 per cent electric energy. 2000 Hrs lifespan, can last for long time use! Perfectly in any standard E12 base. If one of the bulbs goes out, you only need to replace it, and won't affect the other lights to light up. Each strand of our garden string lights has end-to-end waterproof connections, so you can allow for a max of 3 strands to be connected together to cover large areas to meet the needs of different scenarios. They are already assembled, just plug and play, flexible and practical.