It's refreshingly easy to use: just raise the flash head to switch on... then turn off again by lowering when the flash isn't needed.
ENGADGET: Sony NEX-3N and Alpha A58 unveiled, heading to Europe this spring
While waiting for his turn to testify, he began to work on a new type of flash memory, continuing in his spare time until he was ready to apply for patents.
FORBES: Magazine Article
Turn off those annoying e-mail alerts--do not have a sign flash up on your screen every time a new e-mail comes in.
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