Compatibility: Our garage door opener remote is compatible with TO 2VA 4VA, TO GO 2WV, TO GO 4WV, IO.2WV, LO.T2WMR, T2 WV, T4 WV, CUPIDO-2, CUPIDO-4. Note: The garage door remote operates at 433.92 MHz. This is an aftermarket product and not an original accessory. If your original remote control model is not listed, please do not purchase this item. Lightweight and easy to carry, it can also be attached to a backpack or keychain for convenience. Programming type: Receiver programming Frequency: 433.92 MHz Coding: Rolling code Buttons: 2 Battery: 12V 23A (battery not included) If you lose your remote control, you can purchase this replacement remote and pair it with your existing receiver. Once successfully programmed, you will have a fully functional replacement remote. Compatible models: TO 2VA 4VA TO GO 2WV TO GO 4WV IO.2WV LO.T2WMR T2 WV T4 WV CUPIDO-2 CUPIDO-4 Note: Measurements are taken manually. Due to variations in lighting and display settings, please allow a slight dimension difference of 13 cm. Refer to the actual product received for final details.