Product: 20pcs Red Dot Laser Diode, 5V 650nm 5mW Small Mini Laser Pointer Head Module, DIY Mini Laser Tube with Leads Head Outer Diameter 6mm
Brand: WOWOONE
Description:  Output Power: 5mW  Wavelength: 650nm  Working Voltage: 5V  Operating Current: less than 20 mA  Laser Shape: Dot Wide  Range of Working Temperature: The mini diode laser head can work in -10 degree~ +40 degree.  Housing material: High quality Copper  Dimensions: 6.5 x 18mm  Total length: 90mm  Wire connection: Red wire connect to Positive, Blue wire connect to Negative  Application: The red dot laser head widely be used for Level instrument, Ground instrument,  Long distance laser listener remote light control, Long distance laser wireless communication, etc.  
 Package included:  20PCS 5V 650nm 5mW Red Dot Diode Laser Heads
This module adopts industrial-grade high-performance design for the best shock resistance and better heat transfer consideration
Wave length: 650nm. Output Power: 5mW. Working Voltage: 5V. Operating Current: less than 20 mA
Wide range of wroking temperature: -10°C to +40°C
Material: The laser head is made of premium copper plastic
Application: Level instrument, Ground instrument, Long distance laser listener remote light control, Long distance laser wireless communication

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