The Linear garage door opener model LD050 is a half HP medium duty garage door opener that can be installed with a chain drive or belt drive lifting mechanism. This mid-level Linear model is suitable for many single and double car garage doors. The Linear model LD050 comes standard with a deluxe wall-mounted control panel and a 3-button remote control transmitter. Linear Model LD050The control panel is illuminated, features large buttons and a courtesy light switch, and includes vacation mode to disable the remote control transmitters when you are away.