not charging NP20 digicam battery?
blinking light when charging
Sounds like the battery is toast. You need a new one.
448 CNP-20 NP-20 Battery For Casio[WisMencoder Encoded].avi
Lithium Battery (NP-60) For Toshiba PDR-T20, 30, 5300
$53.99
This Lithium battery is compatible with the following Toshiba Digital Camera models: PDR-T20, PDR-T30, PDR-5300 . Specifications: [...]