1pc Window Opener Electric AM56-L250N-400mm Stainless Steel Chain Type Electric Window Opener Sliding Door Motor ,Easy to Use

1. Wide voltage AC100 ~ 240V input, suitable for national voltage standards 2. Different strokes can be selected by adjusting the knob switch, the maximum stroke can reach 400mm 3. Suitable for windows with a width as small as 470mm 4.Life can reach 10,000 opening and closing actions 5. The chain adopts double-layer stainless steel metal sheet, which runs stably and smoothly.