Compatible & The Energy Saving-G40 outdoor string light comes with 25 glass bulbs and 1 spare bulb. 1.5 inch bulbs have E12/C7 candelabra socket base, 5W per bulb, warm white dimmable string lights help you save more electricity. Connectable & Portable - 25 hanging sockets, 6 inch cord with male plug, 12 inch spacing between bulbs, 6 inch tail with female connector, 25 feet overall length. Connect end to end up to 3 strands. Portable size for easy transport and storage Security & Durable UL Listed deck lights are built with weatherproof technology, which can withstand extreme temperatures, rain, wind and humid climates. Safe and durable electric bistro lamps, either with a built-in spare fuse for easy replacement Convenient & Easy to Install: This outdoor decorative string lights are very easy to install with a cable tie or cup hook, clip it or place it anywhere as you need. flexible and convenient, one bulb going out does not affect other light bulbs Widely used & Warranty - Our