Neptune UPG Replacement 85989/D5779 Sealed Lead Acid Batteries (12V 8 Ah .250 Tab Terminals N Ub1280f2) Voltage - 12 20 Hour Rate - 8 Ah Terminal - F2 5.94" x 2.56" x 3.94" Warranty - 1 Yr NUB1280 / UB1280 / CA1280 GENUINE NEPTUNE BATTERY - The Most Trusted And Highest Reviewed Sealed Lead Acid Batteries In The Market 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. AGM TECH - The Acid Inside Is Absorbed Between The Plates And Thereby Immobilized By A Very Fine Fiberglass Mat. This Along With The Valve Regulated, Spill-Proof Design Of Our Batteries Allows Trouble-Free, Safe Operation In Any Orientation 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