FULL TWO-WAY AUTO ON/OFF TIMER: The grow light has an automatic timer function that allows you to set it for 4/8/12 hours of lighting. With an uninterrupted power supply, the AP-GL-022 Grow Light is sure to provide enough light for your plants when you are on vacation or on a business trip. Effective Blue + Red LED Combination: The blue light ensures that plants absorb more energy through chlorophyll synthesis and promote germination. Red light promotes photosynthesis, germination, flowering and fruiting. Blue and Red can provide the most effective wavelengths of light to enhance photosynthetic performance, thereby promoting healthy plant growth. 5 Dimmable Modes and 3 Switch Modes: The grow light offers 5 modes dimmable and 3 spectral switching modes to suit different plant growth stages. It has a USB power connector that allows you to connect to a USB or AC power outlet in your office or home. 360 flexible gooseneck and sturdy clip: The grow light LED with 360 flexible gooseneck makes it easy to adjust the angle and distance between the light and the plant. The metal clips have a better grip and can be securely attached to tables, windowsills, plant stands, flower stands or any other places. Wide Application: This waterproof LED grow light helps to accelerate growth of different plants at all stages. Potted plants such as seeds, seedlings, succulents, home spices, flowers, herbs, fruits, vegetables, etc. Also suitable for indoor plant seedlings grown in a hydroponic greenhouse at home or in the office.