Here is another extender that provides you with improved WiFi performance outdoors. The TP-Link CPE710 5GHz AC867 WiFi extender for PtP and PtMP has a 23 dBi directional 2 x 2 MIMO antenna. It can boost your overall speed to 867Mbps.
This extender comes with Pharos Control software. It is IP65 weatherproof rated and has lightning protection. Its snap-lock parts make the installation process easy.