Some of the things that fill our pockets come in handy on a regular basis. For me, part of my EDC (Every Day Carry) is a small handy flashlight. The Streamlight ProTac 1AAA flashlight is quite rich in features and lite in weight and cost. It accompanies me every and receives a lot of use. Whether you are backpacking in the mountains or driving through the city, it can fit the task.
You can find them on Amazon Here.