IGB1044 Features: * Dry charge battery filler attaches to standard acid-pak tube * Features "Cell-Eye" to prevent over-filling * Ends acid spills, drips and leaks * No more burns, holes in clothing or problems * Activator Dry Charge Battery Filler Includes: * Positive thumb release valve absolutely controls acid flow Comes with spacers to adjust cell-fill level. Full instructions included. Guaranteed not to leak or drip. Warranty: * 1 yr warranty on material and workmanship