COB LED : COB LED means chip on board LED, it is a solution that multiple LED chips can be placed into a small amount of space. COB package has excellent uniformity of light from light emitting surface. COB technology avoid multiple shadow effect, which might occur with multiple LED package.
Instant-Off Switch：Switches Off by single operation if stays at any output mode.
Red Rear Light : Red Rear Light on battery pack for safety indication. It allows user to be seen in the dark even from behind.
