The product is shipped based on the color or size of the main image of the product page. [Combination of 14 blue LED + 26 red] -The blue-headed LED culture lamp, which can guarantee that plants absorb more energy thanks to the synthesis of chlorophyll to promote the germination. The 26 red LED chips help efficient germination and flowering, and improve photosynthesis for better results. The effect usually occurs within 2 weeks. [5 dimmable modes and 3 switching modes] --- Our factory luminaires have 5 dimmable modes (20%, 40%, 60%, 80% and 100% brightness). Three switching modes (only the red light is lit \/ only the blue light is lit \/ the red and blue lights are both lit). You can choose the appropriate dimmable mode to reach different stages of plant growth. [single multi-period synchronization function]: We use the latest plants' lighting technology. The cycle storage timer function can be divided into two groups of cycles to open up and close automatically each day. You do not have to activate it and extinguish it manually every day. You can set the switching period at any time. 360 flexible ultra stable clamp and swan neck --- With the help of a powerful clamp, the plants' LED light can be firmly attached to the table or shelf. It has excellent grip and does not take much room. Using a 360 elastic gooseneck, you can adjust the angle and distance between plant light and plant as needed to better adapt to plant growth. Low LED energy saving temperature --- LED lighting systems have low power consumption, environmental protection and low heat production. After prolonged use, the bulb will remain cold. Touching the light will not burn your hands or will not damage the plants, and to a certain extent will increase the life of the plant light. \