WILLARD 1939 SAFETY-FILL BATTERY CELL STORE COUNTER DISPLAY. THE WILLARD SAFETY-FILL IS A CLEAR PLASTIC BATTERY CELL THAT IS FILLED WITH WATER TO SHOW THE WORKINGS OF THE WILLARD SAFETY_FILL SYSTEM.THE BATTERY CELL MEASURES 6" X 2 1/4" X 2 1/3". A NEW KIND OF BATTERY THAT NEVER DRINKS TOO MUCH! ON THE BOTTOM OF THE BATTERY CELL IS STAMPED WILLARD. THANK YOU FOR LOOKING AT MY SITE AND GOOD LUCK ON YOUR BIDDING. HARBOR AL