The LED LENSER ® M5 requires solely a commercial AA-battery in order to produce a light current of 88 lumen. With 74 grams, it is lightweight, with the innovation & technology it precipitates in light yield & focus quality. Just as the other lamps of the M series, the M5 is equipped with an intelligent microprocessor. The full light output can be turned to a dimmed save mode & a mode with stroboscope by different key combinations & switch combinations. The reflector lens of the Advanced Focus System® provides an especially uniform light beam. The focus of the light ray is regulated over a sliding carriages mechanics (Speed focus) with a h&.