Sell 635nm 650nm 808nm 980nm TTL Laser Diode Driver Board Drive 5V Supply 50-300mA best price

Features: Laser diode driver board Voltage: 5V Current: 50-300mA (Can only drive power at 20-200mw, less than 10mW will burn the pipe) Suitable laser Diode: 50-300mW 660nm 780nm 808nm 850nm 980nm Tips: if you do not need TTL function, you need to short circuit power"+"，and TTL"+" Size: 2x1cm/0.79x0.39inch Quantity: 1 Pc Note: Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Contents: 1x Laser Diode Driver Board