Amazon.com: ExpertPower 12 Volt 9 Amp Hour Rechargeable SLA Battery - Pack of 2 : Health & Household

GENUINE EXPERTPOWER BATTERY - The Most Trusted And Highest Reviewed Sealed Lead Acid Batteries On Amazon
BATTERY TYPE - 12 Volt 9 Amp 20 Hour Sealed Lead Acid Battery With F2 Style Terminals
RUGGED CONSTRUCTION - The High Impact Resistant Battery Case Is Made Up Of A Non-Conductive ABS Plastic. This Material Has a Strong Resistance To Shock, Vibration, Chemicals and Heat.
USER FRIENDLY - Easy, One-Time Installation Of Our Maintenance Free and Valve Regulated Batteries Will Get Your System Or Application Running In No Time At All.