Maintain your gate opener's battery life in cold weather conditions with the Mighty Mule Battery Heater. This Battery Heater wires directly into the gate opener's circuit board and attaches to the 12-Volt battery to keep the battery warm, continuing to maintain its charge. This reliable battery heater is safe and easy to install. It's not intended for solar powered installations.
FM316 is an easy DIY (do it yourself) installation
Prevents Mighty Mule gate opener batteries from losing their charge in cold weather
Designed for gates in locations that experience extreme weather conditions
Wires into the gate opener circuit board and attaches directly to the gate opener's 12-Volt battery
Backed by a 12 month Mighty Mule warranty and technical support