It's Fun & Easy to teach Calculator & Money Skills. 73 Piece Set includes 40 Plastic Coins, 30 Play Bills, Handy Note Pad, Play Credit Card and Instruction Guide. Bell Rings when drawer is opened. Big Buttons for Little Fingers. Large Eight Digit LCD Display. Sturdy & Durable Construction - Solar Powered. Powered by 1.5V button cell battery included. Age 3+.