Please note that this is 980nm IR Lasers which can not be seen by naked eyes and the spot is rectangular.It’s normal. lease test it by DDC / infrared camera,The light will be expander and the beam spot is rectangular, make sure you know it before order.thanks

Parameters
Laser head size: 50mmx33mmx33mm
Circuit Board size: 45mm*34mm
Wavelength: 980nm
Output power: 200mW
Laser shape:Dot(rectangular to oval)
Focusable:YES
Modulation frequency: Adujstable  TTL modulation
Working:Long time working
Finish Color: Black
Case Material: Aluminum
The circuits control: constant current
Reverse polarity protection: with automatically identify the positive and negative
Operating voltage: DC = 12V
Warm-up time: None
Operating Temperature: -10 ℃ ~ +40 ℃
Storage temperature: -10 ℃ ~ +40 ℃

Features
1. This laser module can work for a long time with cooling fan.But please make sure to keep the laser working under 30℃.
2. Please add a 12VDC power to this laser module. Red wire connects”+” pole; Black wire connects ”-” pole. TTL 0V on, 3-5V off. If you don’t use TTL, please just leave the blue and white wire.
3. This is a focusable laser module. Please do not take off the lens adjustable part off to avoid dust.
4. Please wear IR laser protection goggles to protect your eyes when working on this module.

Package
1pc DC12V Focusable 200mw 980nm Infrared IR Laser Diode Dot Module+ TTL+ Fan Cooling

1pc 12V adapter

1pc holder

2pcs caps