Chamberlain 0.5-HP Chain Drive Garage Door Opener
Powerful 1/2 HP motor with a rugged and reliable, industrial strength chain drive
Upgradeable to MyQ smart phone control monitor and control your garage door from anywhere with your smart phone or tablet and requires purchase of an Internet gateway (model CIGBU)
Premium accessories package includes, 2 pre-programmed, 3-button, multi-frequency remotes that provide consistent performance over a long range
