On 29/03/2013 17:27, charles wrote:
In article ,
The Natural Philosopher wrote:
On 29/03/13 17:07, harry wrote:
On Mar 29, 4:57 pm, The Natural Philosopher
wrote:
On 29/03/13 16:50, harry wrote:

oh years of using rechargeable batteries and reading technical data on
them and reading user experiences harry.

You will find that batteries for alarm systems have to be changed after 5
years. I assume this is because their capacity is no longer as good as
when they were new.


Wrong sort of battery.