Mountain climbers are constantly moving to different positions. By add a flashlight on the carabiner hook. It will be able to help the climber to distinguish their standpoint. This is the problem with normal carabiner hook as they only serve the purpose of a regular hook. If there is some way to show the location of the hook, it will make it a lot easier for the climbers, because they don't have to keep looking for it. Especially when it gets dark at certain area, it will be very helpful. The purpose of this study was to research and develop a carabiner hook with flash light system that can be able to turn on and off when hook on. This system should give the climber a better visibility when they are up there taken care of other things. This study looked into the use of LED and a basic switch to build an efficient and compact package for use in the mountain. It also contains how the system is effective when used in the mountain.
             What is Carabiner hook? As you may know that many uses the rock climbing hooks for keychain. Ever since the people started climbing, there have been different types of climbing hooks. Now this is a very good way to convey the message that you are really using the climbing hooks. The reason for that is because they are colorful and it comes to be handy throughout many peoples' daily activities. How about adding a flashlight on it so that it can become more useful? Problem arises when a climber lost track of hooks. A simple yet effective way to show how effective it is with lights on the hooks is going to be responded to in this study.
             Many people like to do activities without daylight. A flashlight would be helpful, but at the same time, it will be inconvenient for many types of activities. For instance, if the type of activities requires you to use both of your hands, how can you be able to hold a flashlight? You can try to put it in between your arm and your body. End up ...