Features: 

• Regular keys like %, square root and Memory
• Dedicated +/- and Backspace Key. Plastic keys
• Indian Comma Marker for easy reading of numbers in Lakh & Crore. Can be set to show numbers in Million & Billion also.
• Operation symbol on display (+, -. x, ÷) indicates the status of operation you are currently performing
• Key Rollover: Key operations are stored in a buffer, so nothing is lost even during high-speed input
• Dual Powered - Solar & Battery Solar powered when light is sufficient, battery powered when light is insufficient.
• Product Dimension: 30.1(H) x 123(W) x 140(D)