1. *2 digits and big display calculator. 2. The CHECK key and CORRECT key can modify the wrong ted numbers 3. Dual power supply(solar and backup battary) 4. *9 steps replay to check each process, and it can correct the mis- . 5. It switches the power off automatically if there has been no key entered for about 5 minutes. 6. Pass RoHS & CE. 7. Calculator size: **9***8**6 mm 8. *0 PCS/CTN, Ctn Dimension: *5**2**0.5cm,G.W & N.W:*1.2kg & 9.7kg. 9. MOQ: *****0 PCS. The calculator has been selling well in Europe, America, India, and Middle East. Our company and product advantage: Our factory is very close to Guangzhou Baiyun International Airport, the transportation is very efficient and convenient for you to come and visit our factory in the future. We hope to establish long-term cooperation with you. We are a manufacturer of various calculators which have already dealt in this line of business for many years. Our high quality products have sold to all over the world. We have other hottest models ,such as CT***2VI, CT***0, CT***2, CA***0C, CT***2, CT***2, CA***2VS, CT****3, CT****5V, DJ**0T, CA***0T, FX**2MS, FX***0MS and so on. If you are interested in our products and have any question, please feel free to contact us. We will be glad to to service for you.