This LED Light with blue and white light is designed for a fish tank and planted tank. It is completely suitable for the growth of aquatic plants and gives you a beautiful aquarium landscape.With the expandable mounting bracket, it can be stretched up to 13cm for easy installation and fixation.It is ideal for freshwater or saltwater fish and low-to-high light level aquarium plants; Suitable for coral reef, coral, and fish breeding. Feature: Night Lighting: The light for the fish tank can illuminate pure white light and cool blue light, which is completely suitable for the growth of aquatic plants and gives you a beautiful aquarium landscape. Safety: The high-brightness 5730 lamp beads and the safe working voltage make the light will not cause any danger to people or fish. It is reliable and durable. Retractable: The adjustable mounting bracket can be stretched up to 13cm/5.12in for easy installation and fixation. Lights of various lengths are optional to suit the size of different aquariums. Beneficial: Ideal for freshwater or saltwater fish and low-to-high light level aquarium plants; Suitable for coral reef, coral, and fish breeding. After-sales Service Guarantee: Any problem, please contact our store without hesitation. Honor to serve you! Specifications: Item name: Led Light for fish tank Main material: PVC LED Color: White & Blue LED Quantity: S: 16LEDS(4 Blue); M: 24LEDS(6 Blue); L: 32LEDS(8 Blue); XL: 40LEDS(10 Blue); XXL: 48LEDS(12 Blue) LED Bead: 5730 Working Voltage: 90-260V Rated Power: S: 8W; M: 12W; L: 16W; XL: 20W; L: 24W Retractable length: up to 13cm/5.12in Fixed part length S: 18cm/7.09in; M: 28cm/11.02in; L: 38cm/14.96in; XL: 48cm/18.9in; XXL: 58cm/22.83in Package Information: Package size: S: 18.8*7.8*5cm; M: 28.8*7.8*5cm; L: 38.8*7.8*5cm; XL: 48.8*7.8*5cm; XXL: 58.8*7.8*5cm Package weight: S: 200g; M: 300g; L: 350g; XL: 450g; XXL: 500g General box packing. Note: * There could be a few deviations due to manual measurement or slight color difference owing to photographing condition. Thank you for your understanding. Packing List: 1 * Led Light