🌱【Extendable Design】Upgraded plant growing kit allows you freely connect 1-3 light tubes with extension cables according to your needs. Supporting up to 4 light bars End-to-End connections to fully satisfy large area lighting demands. 🌱【Professional Red Blue Spectrum】660nm red light is the peak wavelength for photosynthesis and photoperiodism, 460nm blue light is for plants with chlorophyll synthesis. 60 red LED are combined with 30 blue LED provides a professional spectrum to fuel indoor plant growth. Ideal for all sorts of small indoor plants at all growth stages. 🌱【Easy & Flexible Installation】This USB plug-in artificial light bars come with 12pcs screws, 6pcs double-sided tapes, and 6pcs zip ties. This compact design not only makes installation and disassembly easy, but also saves your storage space. You can DIY it in any corner of the house where there are plants. 🌱【Timer Function & Dimmable Design】The growing light fixture with circular memory timer function enables you to keep the light on for 4/8/12 hrs. Moreover, when kept plugging in, it will Auto on/off, and no more manually operation everyday, which is very useful and convenient when you are busy or traveling. 🌱【Wide Application】The well-designed aluminum-body seedling lights tube has good heat dissipation, which is perfect for shelves-plants, low light greenhouse-plants, germination, seed starting, flowering and fruiting, potted plants, succulents, catcus, balconies, darkroom, office. Especially the plants are lack of sun light indoors.【3-year warranty】 🌻🌻If you have any questions regarding the item, please don't hesitate to contact us.Product quality and friendly customer service are always our top priority.【3 Years Warranty !!】