8-digit pocket calculator with dual power (solar and battery), grey Compact pocket calculator with large, angled, 8-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 when too little light) / Battery included Functions: Basic Calculations [+] [-] [x] [/], Root Calculation [?], Percentage [%], 3-Key Memory [M+] [M-] [MRC], last entry delete [ON/CE]