Optimal Plant Growth: This LED grow light provides a full spectrum light, mimicking natural sunlight to promote healthy plant growth in indoor settings. Adjustable Brightness: Features 10 dimmable levels, allowing you to customize the light intensity according to the specific needs of your plants at different growth . Automatic Timer: Equipped with an auto on/off timer to your plants receive the right amount of light even when you're not around, making plant care effortless. Versatile Installation: Designed for flexibility, it can be mounted on the ceiling or under a cabinet, perfect for a variety of indoor plant arrangements. Energy Efficient: LED technology makes it more energy-efficient than traditional grow lights, reducing electricity costs while providing adequate light. [Product Timing]: It can be set to 3 hours, 9 hours, and 12 hours. once for 3 hours, again for 9 hours, and the third time for 12 hours. After setting the hours, the timer switch cycle every day (for example, if the timing is set to 9 hours, it turn on at 8 o'clock on the same day, turn off after 9 hours, and automatically turn on at 8 o'clock day. It cycle every day without power failure, and no daily setting is required) [Power Lumen]: White-yellow light: 48 LED beads, color temperature: 3000-6000k, color rendering index: 70, lumens 50-70LM, luminous flux 21-24LM [Product lamp ]: lamp diameter 9cm3.5 inches, telescopic height 17CM-63CM [Access voltage]: 5v5W (can be connected to 110-240v range voltage) [Product dimming]: 10-stage cycle dimming, brightness: 10 levels, (10%-100%) [Product light source]: Three-color switchable, white warm light = 1 white light 2 warm light 3 white + warm full-bright mixed light [Number of lamp beads]: Chip luminous, white warm light 48 beads 24 beads white light 24 beads warm light Colour:White Material:Metal Package Contents: 4 * Full Spectrum LED Grow Light 1 * timer controller 16 * double-sided adhesive dots Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.