Features:1Multiple Uses: Suitable for indoor plant seedlings in the home or in the office. It helps to accelerate the growth of potted plants， flowering plants， leaves and succulents.2Perfect red/blue LED combination: 24 blue LED chips ensure that plants absorb more energy through synthetic chlorophyll to help germinate. 54 red LED chips help to effectively germinate， flower， and enhance photosynthesis for better results.3Upgraded Timer: It has three timer options and can be set up to 12 hours as needed. The light can be turned off automatically after a specified time and you need to turn it on manually.4Dimmable mode and 3 fill modes : It has five dimmable modes， Functions: 1: Switch， 2 : 5-speed dimming， 3 : 3 fll-light switching modes (red， blue， red and blue) )， 4 : Time switch - three time periods (4H， 8H， 12H)， 24-hour cycle timing.5Adjustable design: It has a USB connector for easy connection to your office or home. A 360-degree adjustable gooseneck that illuminates a wider area and illuminates in any direction to power more plants.6Low Consumption and Environment Friendly. IP66 waterproof， no need to turn it off when watering the plants.7With an adjustable clip which max to 2.5 inch for you to fix it on most place stably. Specification:Power factor: 15W， 30W， 45WShell material: PC + AluminumInput voltage: USB-5 (V)Input Current: 2ALED lamp beads: 54 red LEDs + 24 blue LEDs (Each Head)Lamp efficacy: 100 (lm / W)Wavelength: (red: 620nm / blue: 460nm)Function: Switch， 5-speed light dimming， 3 kinds of fill light switching mode (red light， blue light， red and blue light)， timing switch - three time periods (4H， 8H， 12H)， 24-hour cycle timing.Protection level : IP65Control method: ButtonDimensions (approx.): Disc Diameter 98mm/3.86in， Hose Length 300mm/11.81inCertification: CE， RoHSLife expectancy: 10000 (H)Lighting Range: 2-3 square meters This growing lamp is suitable for many bonsai and indoor garden plants， including: various flowering plants， vegetables， succulents and so on.It is recommended to maintain a distance of 1.7 to 3.4 feet between the lamp and the plant. Packing List: 1* LED plant light 1* Manual Notes:1. Manual measuring， please allow 1 ~ 3mm error，thank you.2. Due to the difference between different monitors， the picture may not reflect the actual color of the item.