Genie 305 ECO calculator Desktop Basic Black

12-digit pocket calculator with solar power Compact, environmentally friendly desktop computer with large, angled, 12-digit display Made of more than 70% recycled material, classic design, high-quality processed Keyboard: easy-to-use and to-clean plastic keys Power supply: 100% solar - no batteries required (Blue Angel certification) Functions: Basic Calculations [+] [-] [x] [/], Percentage [%], Sign Change Key [+/-], 3 Button Memory [M +] [M-] [MRC], Dual Pulse [ 00], Correction key [>], Profit margin calculation [COST] [SELL] [Margin], Total addition [GT], Deletion: Last entry [CE]