Fenix AER-02 Remote Switch for TK09, 11R5, 12, 15, 21, 22 & PD35 Specialized in Fenix tactical flashlights Velcro cushion for quick attaching The cable made from resilient PU material can be extended from 24 cm to 80 cm Noiseless pressure pad switch (30mm long) with a lifespan of 100,000 activations Tail adapter is made from T6-grade aluminum, type III hard-anodized anti-abrasive finish; Waterproof to IPX-8 standard