2pack LED plant grow lights with wide coverage Each unit measures 11.8 x 3.9 inches and is made of pure aluminum alloy for efficient heat dissipation. The design provides a wider illumination area to cover more plants, improving light coverage and growing efficiency. Full spectrum for all growth stages 270 LEDs emit a full spectrum from 380 nm to 780 nm, similar to natural sunlight, with uniform light and higher PAR output. Suitable for all plants at every growth stage, including herbs, succulents, and orchids, helping them grow vigorously year round. Smart timing for easy care Builtin memory timer with a 24hour cycle and options for 4, 8, or 12 hours. The lights auto on and off when power is supplied, so you don't need to manage them daily. Handy for vacations or busy workdays. Dimmable brightness and flexible modes ten dimming levels from 10% to 100% to save energy while meeting plant needs. Three lighting modes are available: one light on, the other light on, or both lights on. This lets you control light coverage and intensity precisely. Practical applications Seed starting on a kitchen or balcony shelf, providing reliable light for germination and early growth. Indoor herb garden or small houseplants that require consistent light. Propagation or cloning projects where consistent light and adjustable coverage are beneficial.