Check the listing for details. 1pc Focusable 850nm 100mW IR Infrared Laser Diode Module 22x60mm. Condition: New. Listed at 56.00 USD. Focusable 850nm 100mW Infrared IR Laser Diode Dot Module 5V1111MicrosoftInternetExplorer402DocumentNotSpecified7.8 磅Normal0 Please note:that these are 850nm high power IR lasers where only a faint red light can be seen. This is normal. Features:1111MicrosoftInternetExplorer402DocumentNotSpecified7.8 磅Normal0 Output power: 100mWWavelength: 850nmWorking voltage: 5.0VWorking temperature: +10 ~ 40 ° CLaser shape: near dot (rectangular to oval)Dimensions: 22x 22x60mm Details：1111MicrosoftInternetExplorer402DocumentNotSpecified7.8 磅Normal0 1.This laser locator/module is widely used in clothing cutting, wood cutting, mechanical positioning.2.Please keep the lens clean so that the laser beam is clear and bright. Please read the technical information first and protect your eyes before working with the laser beam. Make sure the operator has experience in DIY optics or testing.3.Please wear IR laser safety goggles when you work on it. Package:1111MicrosoftInternetExplorer402DocumentNotSpecified7.8 磅Normal0 1pc 850nm 100mW infrared IR laser locator module focusable(Dot)1pc 5V adapter(We have 5V US/EU/AU/UK plug adapter. We will ship it randomly according to your country if you don't leave message. Thanks!)1pc 22mm holder 1111MicrosoftInternetExplorer402DocumentNotSpecified7.8 磅Normal0 1111MicrosoftInternetExplorer402DocumentNotSpecified7.8 磅Normal0