WORKS WITH: This garage door opener remote can operate up to 3 Genie/Overhead Door garage door openers manufactured 1995-present. Compatible only all Genie Intellicode and Overhead Door CodeDodger garage door openers; NOT COMPATIBLE WITH DIP SWITCH OPENER REPLACEMENT REMOTE MODELS: Replaces Genie Intellicode remote models G3T-BX, G3T-R, GICTD-1, -1, G2T-1, -2, G2T-2, GICT390-1, GMIC90-2, GIFT390 -1, GMI3, GIFTD-1, GITD-3, GIC90-1, ACSCTG Type III (and more), Overhead Door O3T-BX O3T-A OCDT-3 OCDTR-3 etc. SECURITY TECHNOLOGY: This aftermarket replacement 3-Button garage door opener remote keeps your home safe by using rolling code technology that changes the access code from billions of combinations AUTO- DUAL FREQUENCY (315/390 Mhz): Accesses strong, secure signals to minimize interference and improve overall performance. EASY PUSH-BUTTON PROGRAMMING: wireless, programming means no cutting into the garage wiring or installation of an unsightly receiver. Colour:Black Material:Plastic Package Contents: 2 * Garage door opener remote Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.