Green Wire Christmas Lights: Our 150 count blue incandescent mini lights will light up you home in the coming up Christmas. Each bulb space 2.5in, 2.5V and 0.42W per bulbs, built-in 3A fuse for safe use. Extra bulbs and fuses are included. High quality UL certified products ensure the safety of you and your family.Connectable Christmas Decorative Lights: Each mini Christmas light set comes with end-to-end plug and stackable plug, can be connectable up to 4 sets (600 lights), expandable up to a long 132ft length allow you to decorate your lighting area with the desired length.150 Christmas Vibrant Lights: Old-fashion incandescent Christmas blue mini string lights, creates a good festive atmosphere, surely lights up your room and house. Perfect for indoor and outdoor decorations - Halloween, Christmas, party, Valentine's Day, wedding, festival, Holiday, shows, restaurant, hotel, commercial building, shopping center etc.Great Quality: The sturdy bulb is molded into the socket to form a secure interface that locks the components, preventing them from falling off and extending their service life. Stackable plugs provide convenient installation. Just plug in and unplug it for power on and off. Please kindly protect these string lights from immersing in water.Perfect Christmas Gift: These light up outdoor Christmas decoration come with a beautiful box, is an ideal gift for friends and family. Each is unique art for decorate Christmas festival, lawn, front porch, yard, garden or place anywhere outside your home and add a whimsical touch to Christmas indoor and outdoor decorations.