Smart Home Electric Window Opener

• Wide voltage power input,both DC 24V and AC220V-240V. suitable for all country's different requests.
• Adjust the journey by adjusting knob; the Maximum stroke could reach 800mm.
• Apply to small size window, down to 470mm windows.
• Long service life, more than 30000 times open and close.
• The chain materials use double stainless steel or Carlbon steel metal.Quality stable and smooth running.
• Aluminum housing with sand blast treatment; the cover and brackets are zinc alloy die castings.
• Two flame resistance ABS holders and the POM sliding guide make the motor more silent and safer.
• Easy to install and take down.