635nm 650nm 808nm 3-5V 0-200mA Red IR Laser Diode Constant Current Power Supply Driver with Operational Amplifier

635nm 650nm 808nm 3-5V 0-200mA Red IR Laser Diode Constant Current Power Supply Driver with Operational Amplifier

The circuit board is a precision component. After receiving the package, it supports 7 days without reason to return the product without opening the original package. After the original package is opened, no return is provided. After sale, please consider whether you have the ability to install it manually before purchasing. Do not purchase if you do not have the ability to install! Our company does not provide trial play/trial loan/trial service. Thank you for understanding!

Size: 1794mm
Input voltage: 3-5V
Output current: 0-200mA
with operational amplifier