Victor 900 Handheld Calculator - 8 Character(s) - LCD - Battery/Solar Powered - 0.3" x 2.5" x 4.3" - Black Large, easy-to-read 8-digit LCD Environmentally friendly, this calculator is manufactured with 50% recycled plastic; Antimicrobial protection reduces the growth of microbes and bacteria that cause odors/discoloration Offers a protective, hard-shell case and nonslip rubber keys Features 3-key independent memory, percent, square root keys and automatic constants Operates on hybrid power (solar/battery backup)