Features:

• Heddolf garage door opener remote control transmitter model 0220-318 (same as Allstar, Allister or Pulsar)
• 318 MHz frequency gate or garage door opener
• Replaces Pulsar or Allister brand units
• 1-button single-channel remote transmitter
• Nine (9) 3-position trinary dip switch format
• Compatible with Allstar receiver model 931-318R