Up to 1. 8L can storage 800-1000 coins. Size: 11. 5*11. 5*20cm / 4. 5*4. 5*7. 9" (D*H).
After pressing one of the +/- keys for 3 seconds, the +/- keys can be added and subtracted. Resetting the LCD Display: Insert the end of a paperclip or similar object into the reset hole on the underside of the lid.
Visually see how much money you have saved, the digital display is not clear, indicating that the battery is almost exhausted. Please replace the battery in time.