This wireless APP fishing camera adopt new wireless IP &APP technology and combine traditional fishing way,you can directly see the image under the hook on the cellphone,by downlode our VISFISH APP(Google app market for Android,APP store for IOS users ,)it can help you see the circustance under the hook,so you can check if there were fish biting the bait,also it can use as a fish finder camera,which can help you improve your fishing efficient,if there were no fishing under your hook,then you can move to another fishing place,so you will not keep wasting time just waitng in a no fish place.