don't know........ wish I did......... a half hour? might be time for a new one!
all I know is I took the one that read 3.4 volts on fixed mode and they gave me one back that read 3.9 volts on fixed mode........
and it lasts as long as my other ones....... the 3.4 volt one didn't.........
all I know.....
g
all I know is I took the one that read 3.4 volts on fixed mode and they gave me one back that read 3.9 volts on fixed mode........
and it lasts as long as my other ones....... the 3.4 volt one didn't.........
all I know.....
g