Liftmaster 412HM Receiver is a Universal coaxial receiver that features Security+ 4 wire connection, plus 8" external whip antenna, ideal for 12VDC operations. Will work with ALL 390mhz Lift-Master, Sears or Chamberlain remotes with 390mhz frequency.

• External 8" whip antenna included
• Billion Code technology and dip switch compatibility
• 12V DC or 18-35V AC/DC, jumper selectable
• 2-piece aluminum case with detachable cover
• High security memory stores up to 15 Security+ remote control or keyless entry codes
• Normal security memory stores up to 31 LiftMaster remote codes of any type.
• Usually ships in one day!