The Fenix AER-04 Tactical Remote Switch is the perfect accessory for rail-mounted Fenix flashlights offering dual switching functionality with IP68 waterproof rating for reliable performance in any environment.Fenix AER-04 Tactical Remote SwitchDual switching: pressure pad for momentary-on tactical switch for constant-onIP68 rated dustproof and waterproof to 2 meters underwaterT6-grade aluminum tail adapter constructionDurable PU material cableIncludes cable ties and hook and loop backer for mountingCompatible with Fenix models: HT18 HT30R PD36R PRO PD36 TAC TK16 V2.0 TK20R V2.0 TK20R UE TK22 TAC TK22 UE and TK30Designed for tactical applications and demanding environments this remote switch allows quick access to your flashlight's brightest setting while maintaining durability and weather resistance. Easy installation with multiple mounting options included.