Re: Interesting product

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#48

From: Jan Panteltje
Date: Fri, 01 Feb 2013 10:02

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On a sunny day (Fri, 01 Feb 2013 10:39:08 +0800) it happened Dennis
<none@null.net.au> wrote in <i5edndP9R5Ytt5bMnZ2dnUVZ_vmdnZ2d@westnet.com.au>:

>Saw this advert - shower head with LEDs to illuminate the water stream, 
>coulour indicates temperature.
>
><http://www.coolproductsusa.com/shop/led-shower-head-with-temperature-sensor/?fb_action_ids=3921615035746&fb_action_types=og.like
>s&fb_source=hovercard&fb_aggregation_id=246965925417366>
>
>
>Supposedly without batteries or external power.
>
>"No batteries and external power supply needed.
>The color change tells you the water temperature.
>Bright LED light.
>Approved by CE & RoHS certificates.
>Electricity is generated by hydraulic mechanism."
>
>
>I wonder what mecahnism they use to generate the power & if it really is 
>as bright as the marketing pictures depict!
>
>
>No doubt they will make a few dollars out of it!

Probably some rotating turbine generator
Water pressure can do that, pity water is expensive here,
else it could replace my power company...

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From: Jan Panteltje <pNaonStpealmtje@yahoo.com>
Newsgroups: sci.electronics.design,aus.electronics
Subject: Re: Interesting product
Date: Fri, 01 Feb 2013 10:02:22 GMT
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