victorx10

Powering infrared Line Laser using USB port

Hi,

I have a line laser which has following specs!!!

Aliexpress.com : Buy Focusable 405nm Violet/Blue Laser Pointer Torch style B301 from Reliable b301 suppliers on Emma Technology Co., Ltd.

5V DC or 3.3V preferred!!
Working current must be < 200mA

How can power this laser using USB cable or USB port

I know USB has 5V DC (max current is 500mA)

I want to know how to convert it so that i can power the laser??!!! Thansk in advance for help!!