This thread is very informative. I have been thinking of switching to wireless for sometime and got pretty much everything about wireless, cons and pros.

If the cost of replacement battery is stopping you from switching to wireless, here's a site selling them very cheap.

http://www.batteryspace.com/index.as...tSearch=CR2032

5 pieces for $1.95
50 pieces for $14.95 (shipping cost, $5.47 either way)