SP Product 48" LED Hi Lumen 2 Modes Aquarium Light Lunar Marine Includes 177 LEDs (162 White LEDs , 15 Blue LEDs) Uses 10 watts, 2 modes on / off function for day and night use: Day Mode (both white and Blue LEDs on) and Night Mode (only Blue LEDs on). Faster On/Off Response Time. This Freshwater Bright LED fixture provides a high quality, energy efficient light fixture that replaces the typical single tube fluorescent light. Use bright full mode white/blue LED during the day and lunar blue LED during the night. Provide professional Aquariums lighting. Long lasting LEDs with no bulb replacement required. Suitable for freshwater and saltwater. Specifications : Lumen : 2300 Color Temperature : 8500K Adapter Input : 110V - 240V 50/60HZ Output : DC 12V max 2A Dimensions - 48" (L) x 5.00" (W) x 1'' (H)