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Категория: Калькуляторы

. Battery replacement SR-270II is powered by two alkaline batteries (GP76A). If the display becomes dim and difficult to read, the batteries should be replaced as soon as possible. To replace batteries : 1) Remove the screws and the back cover. 2) Replace the old batteries and install new ones with polarity in correct directions, then secure the screws in place and press [ ON/AC ] to turn the power on. . Auto power-off function This calculator automatically turns it off when not operated for app