DURABLE MOUNTING SOLUTION: This fishing rod phone mount easily fastens your smartphone to a rod grip. CONVENIENT AND VALUABLE TOOL: Operate your Deeper Sonar and see data on screen while handling your fishing rod. IMPRESSIVE HOLDING POWER: Doesn't hide your smartphone behind silicone retainers and firmly holds it in place. COMPATIBILITY: Works well with screen sizes from 3.5in to 5in. One of the most essential Deeper accessories.