日韩在线观看免费-涩涩视频网站-日韩在线观看免费高清-日批视频在线播放-午夜伦理影院-久久亚洲一区二区-久久久资源-91porn九色-欧美综合网站-无码人妻丰满熟妇啪啪-伊人国产在线观看-色欲欲www成人网站-日韩午夜小视频-又污又黄的视频-a级在线播放

FEATURE

• With WIFI remote intelligent control;

• Permanent magnet rotor stop-flow frequency conversion brushless motor, low noise, high efficiency and energy saving;

• External drive controller, digital display, arbitrary adjustment;

• External power adapter is used for power supply, and electronic components are potted with insulating materials, with high insulation strength, safety and reliability;

• Using engineering plastic pump body and ceramic shaft, wear resistance and long life.