- Size: This 10-inch (25cm) diameter halo-shaped plant growth lamp is ideal for indoor potted plants. It provides a full spectrum of simulated sunlight, delivering soft natural light to enhance photosynthesis and promote healthier, more vibrant growth. - Adjustable Height: With a height range of 16-59 inches (40-150cm) thanks to the telescopic support rod, you can customize the lamp's placement. The 157-inch (4m) power cord allows for versatile use in various locations. - Easy Installation: Set up is straightforward with no tools required. Option 1: Attach the lamp holder to the metal support rod and insert it directly into the plant pot. Option 2: Use the included 2mm (0.08 inch) metal base to secure the support rod and place it on the ground. - Automatic Timing Switch: The built-in timer offers three cycle options (4H, 8H, 12H), allowing you to select daily continuous irradiation times. Use the manual switch for a straightforward on/off function. For instance, turning on the light for eight hours will keep it active for that duration before automatically turning off, resetting every 24 hours. - 10-Level Dimming & Color Adjustment: Tailor your lighting environment with 10 brightness settings and three color modes: white, yellow, and light pink to cater to different plant needs. - Adjustable 360° Irradiation Angle: The flexible gooseneck tube allows for full adjustment of the lamp head to achieve the desired light direction for your plants. - Strong Performance: Operating at 21 watts, this lamp produces a strong illuminance of 12,000 lux at 10cm and 5,000 lux at 30cm from the source, ensuring your plants receive the optimal light intensity. - Full Spectrum Light: With wavelengths of 660nm and 460nm, this lamp effectively enhances red and blue light spectrums, promoting plant blooming, color enhancement, and chlorophyll synthesis. Use scenarios: Ideal for home gardeners looking to nourish indoor herbs, succulent enthusiasts ensuring healthy growth, or anyone wanting to enhance their indoor plant collection's vitality during low-light seasons.