The GICTD-1 is a single-button keychain remote control designed for garage door openers operating on 315MHz or 390MHz frequencies. This compact remote provides convenient one-touch operation for opening and closing garage doors from a distance. Compatible with most major garage door opener brands and models that use 315MHz or 390MHz technology, the GICTD-1 offers reliable performance and ease of use. The keychain design makes it portable and easy to carry on your keyring. Features durable construction built to withstand regular use. Simple to program and integrate with existing garage door systems. Ideal as a replacement remote or backup control for your garage door opener.