A Banyak telefon termasuk LED putih terang dan kecil yang berfungsi sebagai lampu suluh.
The main purpose of a flashlight is to provide light in the absence of light. The flashlight can also be mounted on the helmet which can serve its purpose to people in mining fields and camping.
It can be used for general purpose work like searching in dark places, garage or your car’s trunk and they can be mounted on bicycles too.