The Fenix AER-03 V2.0 is an upgraded model of our popular remote pressure switch. The perfect accessory for your rail mounted flashlight, this remote switch allow you quickly turn on/off your flashlight or select momentary on, and mode/output selection (mode selection only on select flashlights), with the noiseless (no click) pressure pad switch. Easily attach your remote switch either by cable ties or Velcro (both included). Made of durable, non-reflective materials this remote switch is IP68 rated dustproof and waterproof underwater to 2m.