Annong 15W 15Inch IP68 Waterproof Aquarium Fish Tank UV Light Submersible UV Sterilizer Lamp (Not for Fish lighting) Plese DO NOT use this lamp as ordinary lighting, DO NOT expose the fish directly under the UV light for long time, please install and place it in the filter tank or the other place that the ligth can not leak out. Size:2.3(D)*37cm(L). Waterproof Level: IP68 Voltage: 220V-240V, Power:15W Applicable Aquarium Size: 120CM+ This sterilizer lamp can be matched or connectted with different pumps