Datexx DB-403 3-Memory Checkbook Calculator<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Keeps track of a personal budget or income and expense records in in one of the 3 independent memories</li><li>Solar powered so it will work anywhere， anytime.</li><li>Built-in long life lithium battery maintains your memory files</li><li>Soft black leatherette wallet holds the checkbook calculator plus your checks， bank receipts， credit cards and more</li><li>Lock mode lets you set a password in order to protect your data from unauthorized access</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51a7fb-TYEL.jpg" noproxy>