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

• Driven by the permanent-magnet in-phase motor, this pump is highefficiency, energy-saving and durable.

• Made of stainless steel, the bearing of the pump can endures abrasion and corr-upt, and can be used infreshwater and se awater.

• The motor is sealed in the body shell with resin. With excellent water proof performance and high isolationintensity, it issafe and reliable.

• Multi-functional design, various purposes in a machine---pumping, fountain and filter 3 in1.