Description The MM371W is a smart gate operator providing you the ability to control your gate from anywhere using your Mighty Mule smart phone app. (Requires a 12 Volt Automative or Marine type battery that produces a minimum of 250 cold cranking amps (not included) and a MMS100 Wireless Connectivity Kit - sold separately). The Mighty Mule 371W replaces the MM360.Designed for medium duty single swing gates up to a maximum of 16 ft long or maximum weight of 550 lbs. Ideal for the DIY property owner, the MM371W comes equipped with detailed instructions, online how-to videos & unlimited access to 24 hour technical support. Perfect for all single gate types including ornamental, chain link, tube, panel, vinyl and wood.MM371W Mighty Mule Kit Includes: One opener for a single gate One entry transmitter Installation hardware Installation manual AC Transformer Control Box