【5in Large Display&Button Calculator】When you put the calculator on the desktop, the 30°large display is just opposite your sight, more clear than a straight display. Large and separated keys, make your every press more accurate. 【Large Accounting Calculator】Silver panel with orange,blue and gray color buttons,vibrant color matching. The functions on the panel meet the needs of your accounting work and daily used. 【ABS Plastic】This large calculator is made of ABS high strength engineering plastics, light weight but durable. It can withstand the impact of falling on the height of the desktop for several times. 【Solar and Battery Powered】The calculator uses high conversion rate solar panels, solar power can be used in well-lit areas.At the same time, we provide matching battery（included one AA battery）double safe uninterruptible power. The calculator will shut down automatically after 8 minutes without operation. 【Office Desktop Calculator】This calculator is with 4 anti-slip feets, it's stable safely on the desk of your office. Help you calculate quickly. Fit for everyone using in office, home, bank and supermarket.