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Casio Wireless calculator lets you freely input numbers into your spreadsheet. It’s handy when you work with your laptops.

Both Casio MZ-120WL and Casio JZ-120WL calculators are connected to the PC via the bundled USB dongle as a 10-key number pad. The former is connected directly to the PC via USB while the latter is wireless. Both come with solar cells and the JZ-120WL has extended calculator features. Both items ship this month and are priced between $45 and $63 respectively.

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