TECHTOO STKA-YA24-18SM 18dBi Yagi WiFi Antenna 2.4GHz RP-SMA for Router CameraA high-gain directional WiFi antenna designed to extend the range of your 2.4GHz wireless devices. This Yagi-style antenna delivers 18dBi of signal boost, helping eliminate dead spots and improve connectivity for routers, USB adapters, PCI cards, and security cameras. Constructed from aluminum with brazed elements for permanent attachment and all-weather durability. Features an RP-SMA connector and can be mounted for vertical or horizontal polarization. Waterproof design allows for outdoor poundsProductdimensions