Profile: W. L. Leonhardt Co., Inc. provides batteries for automotive, golf cart, boat, RV, hand-held radio, alarm, uniterruptable power supply , industrial equipment, forklift, motorcycle, ATV and related battery accessories. Our automotive batteies are available from 12 V. Battery booster cables and heavy duty clamps are available. We also offer energizer alkaline batteries for pagers, toys, clocks and flashlights. Battery accessories include chargers, testers, bulk cable, custom cables, battery lifters, solar panels and testing meters.