Simple dimmer control, separate on/off button, three modes, 10 adjustable brightness levels. ABS housing injection molded, safe and long lasting. 2835 SMD lamp beads, high brightness, good light output. 5V USB low voltage design, safe and stable. 360° light beam angle, high quality rubber coated adjustable tube. Suitable for aquarium glass up to 18mm thick. < /ul> Full Spectrum LED Aquarium Clip Lighting Specification: Product Input: DC 5V 1A Product Input power supply: 100-240V, 50-60Hz Power adapter output: DC 5V 1A Rated power: 4.8W Measured power: 3W± 10 IP protection type: IP44 Applicable aquarium thickness: 2-15mm Applicable aquarium size: 20-30cm Lamp beads: 2835/0.2W, 24 LEDs(13 white 6 blue 4 red 1 green) Lamp beads/lumen wavelength: white: 3-3.4V, 60mA, 24-26LM; Red: , 620-625NM, 8-12LM; Green: 520NM; Blue: 455-457.5NM, 2.5-3.0LM What you get: 1x aquarium clamp light 1x power adapter (cable length approx.2M) 1x user manual