成人在线观看免费 I 天天射天天草 I 日韩一级影片 I 日韩 欧美综合 I 男女激情啪啪 I 在线观看视频毛片 I 一级在线毛片 I 草在线视频 I 在线精品一区 I 国产精品色呦呦 I 亚洲AV无码乱码国产精品牛牛 I 老牛影视av牛牛影视av I 青青色在线 I 亚洲在线视频一区二区 I 玖色视频 I eeuss一区二区三区 I 五月婷婷操 I 又粗又黑又大的吊av I 人成在线观看 I 老司机午夜视频 I 女性隐私黄www网站视频 I 婷婷精品国产一区二区三区日韩 I 老妇裸体性激交老太视频 I 大陆国语对白国产av片 I 精品视频久久 I 欧美一区二区三级 I av福利网站 I 男人天堂一区

FEATURE

• UV-C sterilizer body is made of stainless steel with high quality. The result of sterilization is 50% moreincreased by omni-directional reflection of theultraviolet light.

• Knock-down lamp body for easy cleaning and maintenance.

• Multistage hose connector suitable for different size of tubes.

• The UV lampsproduces strong ultraviolet rays, which kill algae, bacteria and organisms in the water, andrestrain the water from turning green and smell,ensure your fish and plants healthy, and keep thewater crystal cle