12-key solar calculator with an eco-mark, designed with the environment in mind. Large size. Semi-desk type calculator, 12 digits - Model: EL-S752KX - Calculator Type: Solar calculator - Number of keys: 12 keys - Color: Silver - Eco-mark: With eco-mark Thank you for viewing. Original price: 2724 yen Used a few times, but I'm selling it because I don't use it anymore. It's a large size, so it's easy to see, and it's recommended for the elderly and those in accounting.