Constant Current USB-Controlled LED Driver

Thorlabs specializes in the building blocks for laser and fiber optic systems. From optomechanical components to telecom test instrumentation, Thorlabs

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LED driver / Constant current source

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DC 3.3V 3.7V 5V LED Driver 30-1500MA Constant Current Adjustable Module PWM Control Board for USB LED flashlight 18650 Li-ion - AliExpress

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Constant Current USB-Controlled LED Driver

Constant Current USB-Controlled LED Driver

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5x DC 1.2W White LED light or 1x 3.5-5V 2A Touch Switch LED Driver Controller

DC 3.3V 3.7V 5V LED Driver 30-1500MA Constant Current Adjustable Module PWM Control Board for USB 18650 Li-Ion