Watch your money grow with this fun coin counting jar that automatically calculates and displays coin total with every deposit! Accepts all U.S. circulated coins including pennies, nickels, dimes, quarters, half dollars, and dollar coins. Convenient twist-off lid for quick and easy coin retrieval. Turns on when a coin is inserted and automatically turns off shortly afterward to conserve battery. The bottom of the lid features a reset button and the top features + / - buttons for manual increments and decrements. The jar is clear so that you can watch as your money accumulates. Holds about 800-1000 coins total. Ideal for children as it is made of durable plastic that won't break if dropped. Makes a great gift and encourages saving money at a young age. Powered by 2x AAA batteries (not included). Please use a small Phillips head screwdriver to open and close the battery compartment.