Round Rainbow Voltmeter with USB & USB-C Power Socket. Rainbow Volt Meter with USB 3.0 & USB-C Power Socket charges two devices simultaneously while the rainbow dial displays voltage status. The total output 6A load is split 3A per side as needed. USB 3.0 features Quick Charging QC for supported devices, giving enough power to charge phones, pads, and tablets quickly and efficiently. USB-C features Power Delivery PD for faster and more flexible charging. A protective dust cap extends the life of the charger. The rainbow display gives the user quick, visual, color-coded voltage information. Includes an On/Off button to conserve battery power when not needed. Features: Red/orange means the voltage is too low. Green means voltage is normal. Rainbow volt meter reads voltage up to 14.6 volts. Constructed of injection molded nylon. Installation is as easy as drilling a 1-1/8 hole, inserting the socket body, tightening the locking nut, and connecting the wires. Also, fits Sea-Dog Power Socket Shell 426100 and Mounting Bracket 426105. RoHS compliant & IP65 rating. Specifications: Output DC: 5V/6A. Input: 8-32VDC. USB-C Watts: 60W@24V. USB Watts: 36W@12V. Plug-In Side Diameter: inch 1-7/16in. Length: inch 1-1/2inas an Individual.