Triangle three in one lens includes (fisheye+wide-angle+macro) for 90% smartphones It can be quickly clipped onto the phone lens, and the required lens can be pointed in front of the phone lens, so that the required lens function can be easily switched 1. Fish eye lens: it can take a 160 degree angle of view, and the picture is very stereoscopic with special effect. 2. Wide angle lens: A wide angle lens, with a 0.65x super wide angle lens, allows you to shoot a wide range of scenes, such as large crowds, buildings and landscapes. 3. Macro lens: it can focus to 10-15mm to take photos with 20X magnification. Precautions for lens use: 1. Pay special attention to dust and dust prevention. Never touch the glass lens with your fingers or other objects. If there is dust or foreign matter stuck on or inside the lens, it will affect the shooting effect. After use, remember to cover it with a protective cover and put it into the storage bag 2. Like digital products, it is naturally afraid of water. It is difficult to come out of the water and easily forms fog, which makes the photo blurry and unusable; 3. To prevent falling, the built-in lenses are made of highly transparent materials, which are likely to be broken when falling on hard objects;