General description The 2Pcs 9 or 12 Dip Switch Garage Remote Control GT90-1 G220 MAT90 GT912 AT90 is designed for compatibility with Genie and overhead gate opener remote controls. This package includes two remote controls, each equipped with a 2032 3V button battery, ensuring you have everything you need for immediate use. Technical specifications Model: GT90-1, G220, MAT90, GT912, AT90 Compatible with: Genie and top door models including AT90-1, GPT90-1, GT912, MAT90, AT90, GT90, GT90-1, CT90, LD12, PMT90-1, ALT90-1 Battery: 2032 3V button battery included Color: Black Material: Plastic Quantity: 2 pieces Measurement allowed error: +/- 1-3cm Programming Instructions Check the DIP switches on your door opener. If there are 12 or 9 switches, they should work properly. If the remote does not work, try reversing the switches. Ensure the garage door opener is fully closed before programming. Clear instructions provided for easy programming. Usage The remote control operates effectively