Specifications: Suitable for charging GPS, phones and other digital devices. Digital display voltage and temperature, convenient for you to know voltage and temperature value. With waterproof cover an more→d independent switch. Built-in intelligent microprocessor chip and fuse for protection against overcurrent. High temperature resistant, corrosion resistant, durable. Item Name: Motorcycle USB Charger Material: ABS Input Voltage: DC12V-24V Interface: USB2.0 USB Port Quantity: 2 USB Power Output: DC 5V 4.2A (2.1A+2.1A) Fits Handlebar: 22-25mm Diameter Features: Dual USB, Multifunction, Safety Protection, Waterproof Length: 6.9cm(Approx.) Width: 5.5cm(Approx.) Height: 3.45cm(Approx.) Notes: Due