Why buy a high power 405nm purple laser pointer ?
    Here are purple laser pen, flashlight, waterproof, key-chain, light beam color is violet,  power can be choosed with 5mW, 10mW, 20mW, 30mW, 50mW, 100mW, 120mW , 150mW, 200mW etc. also we can make as burning purple lasers. Also filter with different batteries , purple laser beam is various style, or even focusable !
    The 405nm purple laser usually contain some UV light wave, so you can even use it to identify paper money too , just don't point the laser dot on it , because it is too bright , might hurt eyes . Again , this is not a toy , please take care of using with your own discretion .
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