Calculator， Helect Business Standard Function Desktop Calculator - Silver<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Two-way Power: Solar and Battery (One AA battery NOT included).</li><li>Round functionality and decimal point adjustment.</li><li>Large 12-digit display.</li><li>Tax and Currency conversion， Function and Command Signs.</li><li>On and Off buttons， Profit margin %， +/- ， √， Key Rollover.</li></ul></div><img src="http://ecx.images-amazon.com/images/I/516oJ2e4SDL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51s3E8MkybL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51l8sqUIYcL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41RCFEjFMaL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51Q8ltnHzkL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51-LyNtGewL.jpg" noproxy>