HP 18C Battery cells Message #1 Posted by Guido Muriel on 18 Feb 2003, 1:09 p.m.
I still have a calculator HP-18C Business Consultant. It need 3 N cells but I need to know the voltage of each one of them.... 1.5 volts? 9 volts?
Please, help me.
Re: HP 18C Battery cells Message #2 Posted by David Smith on 18 Feb 2003, 2:53 p.m., in response to message #1 by Guido Muriel
The "N" cells are 1.5V. They are VERY close in size to a 12V battery which will turn your machine into toast.