Solar Plus Power, independent memory, and a profit-margin percent function make this calculator a perfect choice for business and home use. - 8-digit display (16-digit approximations) - Large easy-to-read "Big Display" - Constants for +,-,x,/ - Independent memory - Profit margin % - +/-, square root - Solar Plus with battery backup More information: Design | Form factor | Pocket |  | Type | Basic | | Product colour | Silver | | Control type | Buttons | Power | Power source | Battery/Solar | | Battery type | LR54 | Weight & dimensions | Weight | 170.1 g | Display | Digits | 8 digits | Memory | Storage media type | Not available |
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