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Exam Calculator – 12-Digit Dual Power Mini Calculator for Students Compact and efficient, the HY KL-708B Exam Calculator is designed for students and exam use. Featuring a 12-digit display, this mini-sized calculator offers dual power supply—solar and L1154F*1 battery—for uninterrupted use. Its small footprint (8.67×2.05×12.05cm) and lightweight ABS construction (only 68g) make it perfect for classrooms, exams, or travel. Ideal for academic and general-purpose use, this exam-friendly calculator comes in a stylish color hanging box and complies with CE certification standards. Powered by a single AAA battery (not included), it is made in Fujian, China, and built for durability and convenience. Key Features: ✅ 12-digit clear display ✅ Dual power: solar L1154F*1 battery ✅ Lightweight & compact (only 68g) ✅ Durable ABS body ✅ CE certified – safe & reliable ✅ Ideal for school, exam, and home use