I picked up an "Oracle-Lite" at Menards for under $3. It looks identical to the KeyLED (original style) reviewed in the LED Museum. I knew I had to have one when I read the following instructions on the back:
"Install the new batteries, making sure the the flat(+) side of each battery feces the end cap."
"Install the new batteries, making sure the the flat(+) side of each battery feces the end cap."