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Article #63Re: Interesting product
From: Chris
Date: Sun, 03 Feb 2013 22:40
Date: Sun, 03 Feb 2013 22:40
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2864 bytes
On 02/02/2013 10:51 AM, Jamie wrote: > Dennis wrote: > >> 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.likes&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! >> >> >> >> > My guess is, it has a vane in there the water must pass over and forces > it to spin. THis is most likely a magnetic coupled generator and simply > spins up with the force of the water.. > > It does not take much to light up LEDS. > > Jamie > It says in the description: "Electricity is generated by hydraulic mechanism" So Jamie's probably right. Chris.
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From: Chris <c@b.a>
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Subject: Re: Interesting product
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