SHARP EL-531WHB EL531 WHB Scientific calculator

SHARP EL-531 WHB (el-531wh) Scientific-TED Approved D.A.L EL-531RH *Upper: 12 digit Lower: 10 + 2 Digit*Direct algebraic logic*2 line display*Multi line playback*Constant calculation*Chain calculation*Easyglide hard case*272 functions