Compatibility: This single button gate/garage door opener remote is compatible with all 300 MHz multi code by linear 3089, 308911, MCS308911 receivers. Acvoce for multi code remote gate opener only, NOT UNIVERSAL gate opener remote Ergonomic Design: This affordable transmitter measures just 3.15 by 1.76 by 0.68 inches, so it's extremely convenient to carry. With a neutral case color and a streamlined design that fits perfectly into your hand Long range distance: The garage clicker has a visor clip that can be clipped to the sun visor of your car. The gate/garage door opener remote ensures "no waiting" roll-in access from a distance of up to 120 feet, offering convenience and flexibility for seamless garage entry Enhanced Security: The transmitter is Multi-Code format with one 10 binary (two position) coding switch providing 1,024 possible codes. The transmitter will only activate receivers set with the same code. The latest security code technology minimize radio wave interference and bolstering security. With a new security code generated every time the remote is used, it provides a robust defense against potential intruders Includes: 2 compatible multicode 3089 remote control with 2 CR2016 batteries on each gate/garage door opener remote, Visor Clip and instructions included. Note: Insert the visor clip in the bottom slot of the remote control and rotate it to open the battery cover. Then you can start programming