40W full spectrum LED grow light with 3 lighting modes and 80 LED beads. It provides the right spectra to support plant growth indoors, even without sunlight. Key features and benefits Full spectrum lighting with three modes: red only (52 LEDs at 660nm), blue only (28 LEDs at 410nm), and red blue full spectrum (380nm880nm) to cover different growth stages. 10 levels of dimming from 10% to 100%, allowing precise light intensity to match plant needs and stages. Four independently controllable arms for custom coverage of multiple plants without mutual interference. Design and performance 360° rotating gooseneck with strong, nonslip clamps for stable positioning. More reliable and versatile than a bracketstyle light, ensuring even coverage. Each light head provides a 30 cm irradiation width; keep the plantlight distance under 20 cm for results. Durable construction with secure clamps to hold position under indoor use. Control and automation Dual control options: one wired controller and one RF wireless controller for flexible operation. Timer options of 4, 8 or 12 hours, with a timer memory function to cycle the lights around the clock for 24hour daily use. Use scenarios Seedling propagation and early vegetative growth: ideal for starting vegetables, herbs, and tiny indoor plants in trays or small pots. Small indoor garden or balcony setup: supports multiple plants with adjustable angles to ensure even light distribution in limited space. Office desk or kitchen herb corner: convenient for maintaining fresh herbs and greens with automated day/night cycles. Specifications and compatibility Power: 40W LED count: 80 (52 red at 660nm, 28 blue at 410nm, redblue full spectrum 380nm880nm) Modes: 3 lighting modes Dimming: 10 brightness levels (10% to 100%) Arm: 4 independent arms Coverage: irradiation width 30 cm per light Distance: optimum plantlight distance less than 20 cm Mounting: 360° gooseneck with nonslip clamps Controls: wired controller and RF wireless controller Timer: 4/8/12 hours with memory function for 24hour cycling This product delivers reliable, controllable indoor lighting to support plant growth, with independent arm control, flexible positioning, and automated timing to fit compact spaces and varied plant needs.