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    Cr123A volts

    Hi, i have a PL 445 1W from laserbtb, got some ordinary disposable Cr123A to power that thing. They show as 3V each when brand new on my multimeter. Got some rechargeable Cr123A, uncharge and brand new, they show as 3.3V and i guess they will top off at 3.7V or 4.2V. Will it damage the...
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    laserbtb PL 445nm

    i wanted to buy a blue PL 445nm 1000mw from laserbtb but made a mistake when placing order. I sent 3 e-mail to these guy's since. No reply... Payment was made and process via paypal. Any thought ?
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    laserbtb vs dragon

    hi, i would like to know the difference between this laser PL 473nm 5-30 and this one Spartan BW Series 1 watt Blue Handheld Laser Pointer | Dragon Lasers which one will have the most bright beam ? i dont understand the watt involve one is 1000mw for 239$ and the other is 10mw for 392$ ...


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