I use this calculator last 8 years .its popular brand in india and its working very easy.its awesome calcultor and its very nice looking.
Its use very easy and works well even in good lighting conditions.its soft key word and soft spring mounted buttons.good large display and very easy use.its made the calculation and parsentange very nice. on/off button very nice and 12 digits good work.
I recommand all my friends and business team its very nice and very important part your working maths.