Introducing the Strike Industries Extended Magazine Plate LED Edition for Glocks. The EMP-LED is specifically compatible for Glock 9mm/.40cal models (Gen 3, 4, 5). Powered by a single 2032 battery, the EMP-LED features an LED node which faces downward and can be used for a myriad of activities. When the EMP LED is on your magazines they can become an emergency signaling device, an aid to attracting attention or when you need to request assistance.Imagine clearing a dark kill-house or shooting in the dark desert. If you train at night or shoot night matches, you can turn on the EMP-LED with a quick press of a button. Mags can be inconvenient to replace, but with the EMP-LED you won't lose your mags after you're done with the drill or stage. As a short-range light source, this device can help users assess their surroundings and even some potential hazards in low-light conditions. While the EMP LED could be used as an emergency source of light, it's by no means a serious flashlight. Th...