Mighty Mule FM500 Battery, 12V Replacement Batteries
Mighty Mule FM500 Battery, 12V Replacement Batteries Mighty Mule FM500 Battery, 12V Replacement Batteries GTO RB500 Battery, 12 Volt, 7.0 Amp Hr. The GTO RB500 or Mighty Mule FM150 is the replacement battery for the following Mighty Mule gate openers as well as most GTO/PRO Operators. Each battery is 12 Volt, 7 amp-hour. This maintenance-free battery is the only battery approved for use with the gate operators listed. Life expectancy is 3 years. PRODUCT DESCRIPTION: Replacement battery for GTO Gate Openers. 12 Volt 7 Amp / Hour Fits inside standard control boxes Only battery approved for use with GTO PRO Openers Life Expectancy is 3 years Product Weight is approx. 7.5lbs. Payments & Returns Policy