After switching to sensors that use coin cells, I have some rechargeable lithium ion batteries for sale. These are only a couple of years old and have plenty of life left.
24 CR2 unbranded 600mAh
13 CR123A
(8 Tenergy 650mAh / 2 UltraFire 1200mAh / 2 unbranded 1600mah / 1 unbranded 400mAh)
$40.00 shipped in the US.
PM if interested
