VEVOR Double Swivel Opener Automatic Gate Opener Remote Complete Kit Double Gate Opener Heavy Duty Up to 880lbs 5,5 m Long Gate 80W AC Powered Gate Opener

It is recommended that you purchase a GSM switch yourself and use a separate power supply to power the switch instead of through the control board; this switch needs to have a normally open dry contact signal output.

The arms are mechanical. The motor drives the screw and nut inside the arms to extend and retract for sliding door operation, not hydraulic. It is equipped with a clutch.

Below is the purchase link for the remote control. Please note that the remote control in the link looks different from the one included with the machine; please check carefully before purchasing.https://www.aliexpress.com/item/1005008152967175.html?spm

Please see the purchase link below.https://www.aliexpress.com/item/1005008152967175.html?spm

There is no additional power supply, but the control box of this machine comes with a transformer that can input 220VAC AC power into the control box. You can use the mains power supply by bringing a two-core power cord with a plug.