Tough-Charge Waterproof Wireless Charging Mount. Waterproof Qi wireless phone charging cradle features spring-loaded RAM Quick-Grip design and 10W maximum output. Kit includes wireless charging cradle, B size diamond ball base, short double socket arm, U-bolt handlebar base, and hard wire charger. Made of powder-coated, marine-grade aluminum, stainless steel components, and high-strength composite for durability and reliability in the most demanding environments.