Please be sure to check my profile before purchasing. It powers on, but detailed operation has not been confirmed. This is a used item. It has not been used much, but there are scratches, scuffs, dirt, etc. The batteries will be removed before shipping. Two AA batteries are required. It will be shipped in simple packaging, such as a single layer of bubble wrap. Thank you for your understanding before purchasing. Please refrain from purchasing if you are particular about the condition. - A 10-digit, 2-line display calculator with 189 functions. - Dual power source: solar and button battery. Complies with the Green Purchasing Law. - Compatible with the Land and House Investigator and Surveyor exams.