Innovative dual-tube design, internal submersible UV sterilizer light unit.
<br />Use UVC quartz glass tube, high transmission of ultraviolet ray.
<br />The UV lamp produces strong ultraviolet rays, which has the high effective of sterilization.
<br />Easy to use in your filtration system.
<br />Suitable for Koi ponds, large fish tanks, swimming pool sterilization using.
<br />UV lamp with strong effect of sterilization,ultraviolet ray transmitting rate of more than 93%. 
<br />Waterproof Level: IP68
<br />Life keep up to 10,000 hours or more.
<br />Quartz tube & high-quality rubber parts & with strong sucker to firm installed.
<br />Power Plug with Switch on/off for conveninent & safety operating
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<br />Features:
<br />-Voltage: 220V-240V(NOT fit the 110V country such as USA and Canada)
<br />-Frequency: 50Hz
<br />-Power: 7W(19CM),11W(23CM)
<br />-Cable Length: 1.8m
<br />-This sterilizer lamp can be matched or connectted with different pumps.
<br />-Power Adapter: EU Pin,UK Pin,AU Pin(with on/off switch)
<br />-Split type design for high safety & fix with strong suckers. Firm and Reliable
<br />Note:
<br />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.
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<br />Package Included:
<br />1 x Aquarium UV Sterilizer Lamp