Deeper Smartphone Mount is a durable mounting solution to fasten your smartphone to a rod grip. Smartphone Mount is a valuable tool that enables you to operate sonar data while one hand holding a rod and reel in Deeper device with another. Leading design and performance offers impressive holding power without hiding your cell phone behind silicone retainers. Soft silicone retainers apply just enough force to keep your device in place.User manual: Add a Smartphone Mount to your rod grip whereas Deeper logo is shown in front. Use o-rings to fasten the Smartphone Mount to the rod grip. Catch the orange plastic hook with an o-ring, strain it over the rod grip and tighten to another orange plastic hook. Use one or more o-rings to fasten the Smartphone Mount to the rod grip. Make sure you stick it firmly. When the Smartphone Mount is ready mount your phone. Gently apply all four silicone retainers, one at a time, to every angle of your phone. Be sure your device is tightly framed. Before casting your rod shake it up several times to make sure the Smartphone Mount is performing its function well.