Replacement Lamp Replacement Lamp Replacement Lamp Add to Cart Add to Cart Add to Cart Customer Reviews 3.6 out of 5 stars 8 3.6 out of 5 stars 8 3.6 out of 5 stars 8 Price $13.99$13.99 $14.99$14.99 $15.99$15.99 Power 6 Watt 8 Watt 10 Watt Replacement Parts ✓ ✓ ✓ AquaMiracle Aquarium Green Clean Light with Timer, for in-line and in-Tank Use Fit Aquariums - 20-40Gallon Technical Data Light Power - 6WLight Wavelength - 254nmLight's Length - 7.87inch (20cm) IMPORTANT - Water Circulation IMPORTANT REMINDER- It is important to keep good water circulation to get the best efficiency. This green cleaning light fits in-line to all canister filter or water pump hoses with an internal diameter of 5/8” (or 16mm). Choose the Right Lamp and Pump 6W for 20-40Gal (Pump flow 120GPH-150GPH)8W for 40-75Gal (Pump flow 150GPH-200GPH)10W for 75-120Gal (Pump flow 200GPH-300GPH) CAUTION - IMPORTANT! (1) NEVER USE THE LIGHT WITHOUT A HOUSING! (2) NEVER LOOK AT THE LIGHT DIRECTLY! Design in Details OD - 5/8"(16mm) If you want to connect aquarium light with a canister filter or a water pump, you will need a hose with an inner diameter of 5/8"(16mm). This ensures a proper and secure connection between the lamp and the canister filter or water pump, keeping good water circulation to get the best efficiency. Working Indicator to Observe The fish tank light is designed with a working indicator that allows you to easily monitor its operation. This indicator provides a visual indication of whether the light is functioning properly. Timer to Control The fish tank lamp includes a timer feature that allows you to control the duration of the lamp's operation. You can choose from options such as 4 hours, 8 hours, 12 hours, or 24 hours. This timer function provides great convenience as it avoids the need for the lamp to be on continuously.