The Fenix AER-02 V2.0 is an upgraded model of Fenix's 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 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. Features : Compatible with: PD32 V2.0, PD35 V2.0, PD35 V3/0, TK11TAC Noiseless Pressure Pad Switch Tactical Round Switch for Momentary-on/Constant-on