When your remote control is lost, you can buy our remote control and pair it with your receiver, after the remote control is programmed successfully, you get a new remote control Frequency 433.92 MHz Type of battery 12V(23A) Rolling code transmitter 433.92 MHz Colour: Material:plastic Compatible Models: TO.GO 2WV Access to receiver required. Please make sure you got access to your receiver/opener before purchase. The actual product may have slight color difference or difference, which not affect the use Note: Installation guide not included, we strongly recommend you professional installation. Please check as much as possible to make sure the item is what you need. NOTE Factory Default: TO GO WV. If your original remote control is TO.GO WV, then you can directly use it and receiver programming after you receive the remote control. How to set up TO GO WV: Press the button 1 and button 2 at thesame time about 7 seconds until thelight goes off .Keep holding on the buttons until thelight flashes 2 times and then goes off,release the buttons , Code is changedto TO GO WV Package Contents: 1 * Garage Door Rmote Control 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.