Business Calculator Model Ls-555H From Canon Office Products. Product Description No matter where you are, Canon's LS-555H personal handheld calculator is always with you. Its foldover design and sturdy hard cover casing offers protection and convenience when on the run, while a spacious keyboard and large 8-digit LCD ensures that the LS-555H is easy to read and easy to operate. Make the LS-555H your first choice for a personal calculator. Amazon.com Canon's solid and foldable LS555H calculator is an ideal tool for home, office, and school, providing a range of functions for quick math calculations and easy figuring of finances. The extra-large, eight-digit LCD display is easy to read, and special function keys help increase your speed and accuracy. The adjustable display diminishes glare, and the keys are fingertip size. Compact and lightweight, the LS555H provides all the basics of calculation: addition, subtraction, multiplication, division, three memory keys, floating decimal point, and +/- switch key. The dual power features an automatic power selection that shifts between solar and battery power as needed. The case snaps closed to protect the calculator when you travel. Foldover design Sturdy hard cover casing keeps keys dust-free Fingertip-size keys with hard rounded keytops Dual power source: solar and battery 8 digits