Length: 49cm, can be used on water or under the aquarium. Advantages: low calorific value, long service life, stable color, high brightness, energy saving and environmental protection. environment. Modes: Using the 24-key infrared remote control, you can choose different colors and flash modes to create a stunning seascape in the aquarium. Material: Made of high transparent explosion-proof acrylic. After strengthening and hardening treatment, it has stronger light transmission and easy to clean. EASY TO USE: Mount the light anywhere with these two suction cups. Perfect decoration for aquariums, pet cages, also for swimming pools, ponds or rock gardens.