Having a flashlight on your person at all times can come in handy in almost any scenario, however, it can be a burden sometimes due to the size of many flashlights. MecArmy has the perfect solution to this issue with the X4S EDC flashlight. The X4S boasts an aircraft-grade aluminum alloy paired with 130-lumen output. Furthermore, to increase portability and ease of use, the X4S is rechargeable via USB allowing on-the-go charging and giving the user the ability to forgo having to replace batteries constantly. The X4S features a rechargeable 10180 lithium-ion battery, this awesome little light is a perfect addition to your everyday carry essentials.