Genie 840 B calculator Desktop Display Blue, White

10-digit desktop calculator with dual power (solar and battery), blue Compact desktop calculator with large, angled, 10-digit display Fresh, colourful design, high quality finish Keyboard: easy-to-use and to-clean plastic keys Power supply: Dual-Power (solar power with sufficient light and immediate switch-over to battery operation with too little light) / Battery included Functions: Basic Calculations [+] [-] [x] [/], Root Calculation [?], Percentage [%], 4 Button Memory [M +] [M-] [MR] [MC]