A k auto agency supplies calcium lead grid batteries manufactured by delkor corporation, korea. These calcium lead grid batteries feature wrought grid technology which is much superior to cast grid technology used in conventional batteries. Features of the wrought grid batteries include: heat sealed covers, exclusive patented liquid gas separator, flame arrestor, low resistance envelope separators, centered cast-on plate straps and polypropylene case. Benefits of the calcium lead grid battery from a k auto agency: no need to supplement distilled water if charging system is error free; extremely low rate of self discharge; very low chance of overcharge; and free from thermal runaway effect.