Panasonic HX-WA10A Owner's Manual page 85

HINT
i To prevent the effects of camera shake at slow shutter speeds, it is
recommended to use a tripod or other method to stabilize the camera.
i A slow shutter speed may be useful for Taking pictures in a darker
environment, but noise in the image may be increased.
i If the exposure setting is set to T, g or H, by assigning an operation
shortcut to an arrow key (page 88), you can select the T, g or H
exposure setting from the Recording Screen.
i The exposure setting automatically becomes @ if the scene mode
function is active.
When shooting a hi-speed burst...
i The shutter speed will be faster than 1/30 sec.
When recording a video...
i Even if the shutter speed is set to slower than 1/29 sec, the shutter speed
will be 1/30 sec.
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VQT3P50