This is a "life saving" device - not really something one would purchase whimsically. The instructions were lacking and poorly written. The YouTube videos were only fair. The construction of the product seems quite good. The quality and usefullness is 100% predicated on the device sensing water immersion and inflating properly. Not sure how one wo
...Read MoreRead more about This is a "life saving" device - notuld ever test this. So you install it and hope for the best - not really all that reassuring. Read LessRead less about This is a "life saving" device - not
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