[1000mp] ft212 need some help please

[1000mp@mailman.qth.net]

hello 
im sorry to put it on, but my ft212 rh vhf radio keep lose the memory 
is there any back up battery for it?
if yes can any one let me know 
please e-mail me direct 
many thanks and sorry put it on mp 
Paim DL9FCC


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