craftsman 1/2HP assure link garage door opening system. Chain drive/DC motor. Includes; power unit, assure link gatewayand ethernet cable, premium motion-detecting control console, two three way function remotes, wireless and keyless entry pad, safety sensors, rails hardware, and owners manual. This garage door can be opened, closed, or monitored from anywhere using your cell phone or computer. will sell for $135.00. Call Joe at . If no answer please leave a message and I will call you back. This system is new in the box.