Description

The CITIZEN CT‑500J is a durable desktop calculator designed for both office and academic use. Powered by dual energy (solar with battery backup), it ensures uninterrupted performance even in low light. The calculator features a spacious 12-digit, two-tier display that shows both input formulas and results simultaneously, and allows step-by-step checking and correction of up to 120 previous entries. Equipped with essential functions like memory keys, markup, percentage, square root, and sign change, it’s built for versatile calculations. The CT‑500J also includes a protective hard cover, soft plastic keys for comfortable use, and an automatic power-off after approximately seven minutes to conserve energy. Measuring roughly 136 × 134 × 27.5 mm and weighing about 140 g, it’s compact and portable—ideal for desktop, office, or student use.