Your browser version is too low, it may lead to sites not normally access!
You can use the site to function properly, use these browsers.
1. According to the method of transferring vibration: internal vibrator, external vibrator, surface ...
1.Electric insertion type vibrator (1) plug-in vibrator motor power supply, should be installed on ...
1. The vibrator should be vertical straight up and down, and the operation of the vibrator should be...