External dimensions: 15 x 12 x 7.7 cm, internal dimensions: 14.5 x 11.5 x 4.5 cm. Occasions: Use this crate for school, home, office, employees, athletics, storage, farm markets, yard. UPGRADED SECURITY COMBINATION LOCK:combination coin box is locked by a security code (3-digit combination lock), you don't have to worry about losing keys. With an improved code design, you 't have to change your checkout every year. and Unbreakable: The coin box is made from strong metal, which is unbreakable without a password. The removable plastic tray is also sturdy, it can hold cash, coins, keys or checks. handle is sturdy enough to be carried anywhere. Sturdy Handle: The metal material is reliable for the coin box and resists damage from and bumps. Equipped with a convenient carrying handle so that you can easily carry the lockable coin box.