How to use:
<br />Just push the button, and then you can see striking blue beam (beam distance: 3 km) of light shoot forth. The light can point at any targets, such as photos, blackboard, video monitors, and so on.
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<br /> Note:   
<br />Never point at people and always avoid direct eye contact. Please keep out of reach from children, pets, and so on.
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<br />    Specifications
<br />Specification
<br />	 Model: 850                                                  
<br />                        Type: Laser Pointer                                                  
<br />                        Laser Color: Blue Laser Pointer                                                  
<br />                        Wavelength Range (nm): 455-660nm                                                  
<br />                        Battery Type: 16340                                                  
<br />                        Output Power (W): 5mW                                                  
<br />                        Function: For Office and Teaching                                                  
<br />                        Shape: Pen Shaped                                                  
<br />                        Material: Aluminum Alloy                                                	
<br />Dimension and Weight
<br />	 Product Weight: 0.054 kg                                                  
<br />                        Package Weight: 0.1 kg                                                  
<br />                        Product Size(L x W x H): 11.1 x 2.1 x 2.1 cm / 4.37 x 0.83 x 0.83 inches                                                  
<br />                        Package Size (L x W x H): 13 x 3.5 x 3.5 cm                                                	
<br />Package Contents
<br />	 Package Contents: 1 x Laser Pen                                                	
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